Sierra Club Loma Prieta Chapter
@sierraclublp.bsky.social
Serving San Benito, San Mateo, and Santa Clara Counties.
Explore, enjoy, and protect the planet 🌎
Explore, enjoy, and protect the planet 🌎
Join our Pathfinders hiking section on the 7th on this 2.4 mile mini hike, with 275' elevation gain, at Foothills Nature Preserve.
🥾
Learn more and RSVP at tinyurl.com/tnkkdjz6
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietapathfinders #foothillsnaturepreserve
🥾
Learn more and RSVP at tinyurl.com/tnkkdjz6
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietapathfinders #foothillsnaturepreserve
December 1, 2025 at 4:35 PM
Join our Pathfinders hiking section on the 7th on this 2.4 mile mini hike, with 275' elevation gain, at Foothills Nature Preserve.
🥾
Learn more and RSVP at tinyurl.com/tnkkdjz6
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietapathfinders #foothillsnaturepreserve
🥾
Learn more and RSVP at tinyurl.com/tnkkdjz6
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietapathfinders #foothillsnaturepreserve
In collaboration with @sfbaysierraclub.bsky.social and @sierraclubredwood.bsky.social
🌊
The two types of adaptations that the Bay Alive Campaign supports and recommends are natural and nature-based solutions.
🙌
Read the full article at tinyurl.com/3r37ydae
🌊
The two types of adaptations that the Bay Alive Campaign supports and recommends are natural and nature-based solutions.
🙌
Read the full article at tinyurl.com/3r37ydae
How Do We Adapt to and Prepare for Sea Level Rise?
In our most recent article we focused on the hidden threats from sea level rise. Now, we’re going to focus on how we need to adapt to and prepare for sea level rise.
tinyurl.com
November 26, 2025 at 11:37 PM
In collaboration with @sfbaysierraclub.bsky.social and @sierraclubredwood.bsky.social
🌊
The two types of adaptations that the Bay Alive Campaign supports and recommends are natural and nature-based solutions.
🙌
Read the full article at tinyurl.com/3r37ydae
🌊
The two types of adaptations that the Bay Alive Campaign supports and recommends are natural and nature-based solutions.
🙌
Read the full article at tinyurl.com/3r37ydae
Support Your Local Volunteer Conservation Leaders
Your chapter Executive Committee makes many important decisions.
Watch this video to understand more!
Your chapter Executive Committee makes many important decisions.
Watch this video to understand more!
November 26, 2025 at 9:29 PM
Support Your Local Volunteer Conservation Leaders
Your chapter Executive Committee makes many important decisions.
Watch this video to understand more!
Your chapter Executive Committee makes many important decisions.
Watch this video to understand more!
Join our Water Committee Meeting on December 4th!
Learn more at tinyurl.com/5dtwtxf2
🌊 💖 💦 👍
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietawatercommittee
Learn more at tinyurl.com/5dtwtxf2
🌊 💖 💦 👍
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietawatercommittee
November 25, 2025 at 10:23 PM
Join our Water Committee Meeting on December 4th!
Learn more at tinyurl.com/5dtwtxf2
🌊 💖 💦 👍
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietawatercommittee
Learn more at tinyurl.com/5dtwtxf2
🌊 💖 💦 👍
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietawatercommittee
Join our San Mateo hiking section on the 3rd for this 10 mile hike, with 1,650' elevation gain.
🥾⛰
Learn more at tinyurl.com/2eue5d3e
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #castlerockstatepark
🥾⛰
Learn more at tinyurl.com/2eue5d3e
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #castlerockstatepark
November 25, 2025 at 4:58 PM
Join our San Mateo hiking section on the 3rd for this 10 mile hike, with 1,650' elevation gain.
🥾⛰
Learn more at tinyurl.com/2eue5d3e
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #castlerockstatepark
🥾⛰
Learn more at tinyurl.com/2eue5d3e
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #castlerockstatepark
With goal to conserve 30% of CA's lands & coastal waters by 2030 (30x30) & increased conservation interest in the Diablo Range, the Sierra Club CA/NV Wilderness Team took a 3-day study trip through the area which has tremendous contribution potential to the 30x30 goal.
⛰️
tinyurl.com/55s8nt9h
⛰️
tinyurl.com/55s8nt9h
Diablo Range Exploratory Trip Report – November 1 - 3, 2025
By Katja Irvin
tinyurl.com
November 24, 2025 at 9:16 PM
With goal to conserve 30% of CA's lands & coastal waters by 2030 (30x30) & increased conservation interest in the Diablo Range, the Sierra Club CA/NV Wilderness Team took a 3-day study trip through the area which has tremendous contribution potential to the 30x30 goal.
⛰️
tinyurl.com/55s8nt9h
⛰️
tinyurl.com/55s8nt9h
"I know many of you are reeling right now, inundated with questions from friends and supporters who read the New York Times article. I strongly believe in the importance of learning from what has worked and what hasn’t and constantly evolving to meet the moment."
tinyurl.com/mryjwufr
tinyurl.com/mryjwufr
Letter From Executive Director Loren Blackford on Recent NYT Coverage
I know many of you are reeling right now, inundated with questions from friends and supporters who read the New York Times article. Some find the article to be a vindication, a wake-up call, or a lear...
tinyurl.com
November 24, 2025 at 4:28 PM
"I know many of you are reeling right now, inundated with questions from friends and supporters who read the New York Times article. I strongly believe in the importance of learning from what has worked and what hasn’t and constantly evolving to meet the moment."
tinyurl.com/mryjwufr
tinyurl.com/mryjwufr
Your chapter Executive Committee makes many important decisions.
Watch this video to understand more!
Support Your Local Volunteer Conservation Leaders.
Watch this video to understand more!
Support Your Local Volunteer Conservation Leaders.
November 21, 2025 at 7:05 PM
Your chapter Executive Committee makes many important decisions.
Watch this video to understand more!
Support Your Local Volunteer Conservation Leaders.
Watch this video to understand more!
Support Your Local Volunteer Conservation Leaders.
This is a fairly challenging 9.5 mile hike. 🥾🌲 Start with a sustained ascent, walk along the ridge marveling at the land regeneration from fire, long narrow canyon trail & finish through the redwoods. Hoping to see lots of FUNGUS AMONGUS!
🍄🟫
tinyurl.com/4hvffa33
🍄🟫
tinyurl.com/4hvffa33
November 21, 2025 at 4:21 PM
This is a fairly challenging 9.5 mile hike. 🥾🌲 Start with a sustained ascent, walk along the ridge marveling at the land regeneration from fire, long narrow canyon trail & finish through the redwoods. Hoping to see lots of FUNGUS AMONGUS!
🍄🟫
tinyurl.com/4hvffa33
🍄🟫
tinyurl.com/4hvffa33
Join our Ski Touring team on the 23rd.
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/ydz8442y
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/ydz8442y
November 20, 2025 at 10:35 PM
Join our Ski Touring team on the 23rd.
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/ydz8442y
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/ydz8442y
Save your envelope! It has your membership number and group number too! You need these when you fill out the ballot. 🙌
Local Chapter Voting begins 11/15
🗳
A mail-in ballot will reach you before 11/15. Online voting is an option and starts on 11/15 at sc.org/lp-elections.
📅
Votes must be received by 12/15.
Please vote early, and don’t forget to sign your ballot so your vote counts!
💚
🗳
A mail-in ballot will reach you before 11/15. Online voting is an option and starts on 11/15 at sc.org/lp-elections.
📅
Votes must be received by 12/15.
Please vote early, and don’t forget to sign your ballot so your vote counts!
💚
November 20, 2025 at 8:29 PM
Save your envelope! It has your membership number and group number too! You need these when you fill out the ballot. 🙌
Join our Black Mountain hiking section on the 22nd for this 6.8 mile hike, with 1,250' elevation gain.
🥾
Learn more and RSVP at tinyurl.com/mwum4a24
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietablackmountainhiking #castlerockstatepark
🥾
Learn more and RSVP at tinyurl.com/mwum4a24
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietablackmountainhiking #castlerockstatepark
November 20, 2025 at 4:05 PM
Join our Black Mountain hiking section on the 22nd for this 6.8 mile hike, with 1,250' elevation gain.
🥾
Learn more and RSVP at tinyurl.com/mwum4a24
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietablackmountainhiking #castlerockstatepark
🥾
Learn more and RSVP at tinyurl.com/mwum4a24
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietablackmountainhiking #castlerockstatepark
JOINT COMMENT LETTER: Sailing Lake Habitat Island Restoration Alternative 2
In collaboration with Santa Clara Valley Bird Alliance, Green Spaces Mountain View, and Green Foothills
📣
To Mountain View Parks and Recreation Commission and Urban Forestry Board
Full letter at tinyurl.com/37ymyd4u
📑
In collaboration with Santa Clara Valley Bird Alliance, Green Spaces Mountain View, and Green Foothills
📣
To Mountain View Parks and Recreation Commission and Urban Forestry Board
Full letter at tinyurl.com/37ymyd4u
📑
November 18, 2025 at 10:51 PM
JOINT COMMENT LETTER: Sailing Lake Habitat Island Restoration Alternative 2
In collaboration with Santa Clara Valley Bird Alliance, Green Spaces Mountain View, and Green Foothills
📣
To Mountain View Parks and Recreation Commission and Urban Forestry Board
Full letter at tinyurl.com/37ymyd4u
📑
In collaboration with Santa Clara Valley Bird Alliance, Green Spaces Mountain View, and Green Foothills
📣
To Mountain View Parks and Recreation Commission and Urban Forestry Board
Full letter at tinyurl.com/37ymyd4u
📑
Join our next Plastic Pollution Prevention Committee on November 24th!
✨ 🙌
Learn more at tinyurl.com/3jmknzhb
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietaplasticpollutionprevention
✨ 🙌
Learn more at tinyurl.com/3jmknzhb
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietaplasticpollutionprevention
November 18, 2025 at 8:47 PM
Join our next Plastic Pollution Prevention Committee on November 24th!
✨ 🙌
Learn more at tinyurl.com/3jmknzhb
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietaplasticpollutionprevention
✨ 🙌
Learn more at tinyurl.com/3jmknzhb
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietaplasticpollutionprevention
This Mercury News article features a comment on the Delta Tunnel from our very own Katja Irvin, Loma Prieta Chapter Water Committee Co-Chair.
💖
tinyurl.com/4fwz6p8p
💖
tinyurl.com/4fwz6p8p
Water district picks five projects totaling $3.9 billion to boost water supplies by 2050
Reservoirs, groundwater banking, recycled water aim to reduce shortages in severe droughts
tinyurl.com
November 17, 2025 at 10:16 PM
This Mercury News article features a comment on the Delta Tunnel from our very own Katja Irvin, Loma Prieta Chapter Water Committee Co-Chair.
💖
tinyurl.com/4fwz6p8p
💖
tinyurl.com/4fwz6p8p
COMMENT LETTER: Stanford Dark Sky Ordinance
📣
tinyurl.com/58fvabwx
📑
"In reviewing the letter sent by Stanford University to the City, the Sierra Club Loma Prieta Chapter has some responses that are relevant to consider as Council deliberates on topics raised by this ordinance."
📣
tinyurl.com/58fvabwx
📑
"In reviewing the letter sent by Stanford University to the City, the Sierra Club Loma Prieta Chapter has some responses that are relevant to consider as Council deliberates on topics raised by this ordinance."
November 17, 2025 at 7:17 PM
COMMENT LETTER: Stanford Dark Sky Ordinance
📣
tinyurl.com/58fvabwx
📑
"In reviewing the letter sent by Stanford University to the City, the Sierra Club Loma Prieta Chapter has some responses that are relevant to consider as Council deliberates on topics raised by this ordinance."
📣
tinyurl.com/58fvabwx
📑
"In reviewing the letter sent by Stanford University to the City, the Sierra Club Loma Prieta Chapter has some responses that are relevant to consider as Council deliberates on topics raised by this ordinance."
Join our San Mateo hiking section on the 19th for this eight mile hike.
🥾🌱
Learn more at tinyurl.com/yesz4ex8
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #purisimaopenspacepreserve
🥾🌱
Learn more at tinyurl.com/yesz4ex8
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #purisimaopenspacepreserve
November 12, 2025 at 11:00 PM
Join our San Mateo hiking section on the 19th for this eight mile hike.
🥾🌱
Learn more at tinyurl.com/yesz4ex8
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #purisimaopenspacepreserve
🥾🌱
Learn more at tinyurl.com/yesz4ex8
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#sierraclub #sierraclublomaprieta #lomaprietachapter #lomaprietasanmateohiking #purisimaopenspacepreserve
Local Chapter Voting begins 11/15
🗳
A mail-in ballot will reach you before 11/15. Online voting is an option and starts on 11/15 at sc.org/lp-elections.
📅
Votes must be received by 12/15.
Please vote early, and don’t forget to sign your ballot so your vote counts!
💚
🗳
A mail-in ballot will reach you before 11/15. Online voting is an option and starts on 11/15 at sc.org/lp-elections.
📅
Votes must be received by 12/15.
Please vote early, and don’t forget to sign your ballot so your vote counts!
💚
November 11, 2025 at 11:00 PM
Local Chapter Voting begins 11/15
🗳
A mail-in ballot will reach you before 11/15. Online voting is an option and starts on 11/15 at sc.org/lp-elections.
📅
Votes must be received by 12/15.
Please vote early, and don’t forget to sign your ballot so your vote counts!
💚
🗳
A mail-in ballot will reach you before 11/15. Online voting is an option and starts on 11/15 at sc.org/lp-elections.
📅
Votes must be received by 12/15.
Please vote early, and don’t forget to sign your ballot so your vote counts!
💚
Join our Sierra Pathfinders on 11/16 for this 8.6-mile trek , with a 1,450' elevation gain. Instead of the exposed summit, the group will dive into the heart of the preserve via the Hamms Gulch Trail. With 90% on single track & 10% of the time on double-track fire roads.
🥾⛰
tinyurl.com/4c65nfjh
🥾⛰
tinyurl.com/4c65nfjh
November 10, 2025 at 11:00 PM
Join our Sierra Pathfinders on 11/16 for this 8.6-mile trek , with a 1,450' elevation gain. Instead of the exposed summit, the group will dive into the heart of the preserve via the Hamms Gulch Trail. With 90% on single track & 10% of the time on double-track fire roads.
🥾⛰
tinyurl.com/4c65nfjh
🥾⛰
tinyurl.com/4c65nfjh
There'll be birdwatching, botany observation, and a fun day hike in the wonderful Coyote Hills Park, which is right on the eastern edge of San Francisco Bay. The group will walk on the boardwalk in the marsh and see wildlife and, hopefully, the early winter birds.
🥾🇺🇸🐦🌱
tinyurl.com/3s3zmnmc
🥾🇺🇸🐦🌱
tinyurl.com/3s3zmnmc
November 9, 2025 at 11:00 PM
There'll be birdwatching, botany observation, and a fun day hike in the wonderful Coyote Hills Park, which is right on the eastern edge of San Francisco Bay. The group will walk on the boardwalk in the marsh and see wildlife and, hopefully, the early winter birds.
🥾🇺🇸🐦🌱
tinyurl.com/3s3zmnmc
🥾🇺🇸🐦🌱
tinyurl.com/3s3zmnmc
“Towards True Restoration: Changing the Logging Mandate at Jackson Demonstration State Forest (JDSF)”
11/17, 4pm
By Melodie Meyer
🌳💖🌲
JDSF as a demonstration forest, a brief history of demonstration forests, the current logging mandate, & why & how it needs to change.
tinyurl.com/3tuu5t3p
11/17, 4pm
By Melodie Meyer
🌳💖🌲
JDSF as a demonstration forest, a brief history of demonstration forests, the current logging mandate, & why & how it needs to change.
tinyurl.com/3tuu5t3p
November 9, 2025 at 12:00 AM
“Towards True Restoration: Changing the Logging Mandate at Jackson Demonstration State Forest (JDSF)”
11/17, 4pm
By Melodie Meyer
🌳💖🌲
JDSF as a demonstration forest, a brief history of demonstration forests, the current logging mandate, & why & how it needs to change.
tinyurl.com/3tuu5t3p
11/17, 4pm
By Melodie Meyer
🌳💖🌲
JDSF as a demonstration forest, a brief history of demonstration forests, the current logging mandate, & why & how it needs to change.
tinyurl.com/3tuu5t3p
Join our Ski Touring team on 11/16.
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/4apc4xuy
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/4apc4xuy
November 8, 2025 at 10:00 PM
Join our Ski Touring team on 11/16.
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/4apc4xuy
🗻
For this short outing, the group will practice the use of avalanche transceivers or beacons by burying a transmitting unit in the sand at the beach, then having participants using their own beacons to locate the buried beacon.
❄️
tinyurl.com/4apc4xuy
JOINT COMMENT LETTER: Dark Sky (Outdoor Lighting) Ordinance
📣
To Palo Alto Mayor and City Council
Read the full letter at tinyurl.com/5bbwktv4
📑
In collaboration with Santa Clara Valley Bird Alliance
📣
To Palo Alto Mayor and City Council
Read the full letter at tinyurl.com/5bbwktv4
📑
In collaboration with Santa Clara Valley Bird Alliance
November 8, 2025 at 12:21 AM
JOINT COMMENT LETTER: Dark Sky (Outdoor Lighting) Ordinance
📣
To Palo Alto Mayor and City Council
Read the full letter at tinyurl.com/5bbwktv4
📑
In collaboration with Santa Clara Valley Bird Alliance
📣
To Palo Alto Mayor and City Council
Read the full letter at tinyurl.com/5bbwktv4
📑
In collaboration with Santa Clara Valley Bird Alliance
Join Loma Prieta Pride Sierrans on 11/15.
Check out:
👉 Arizona Garden
🥾 Papua New Guinea Sculpture Garden
🌱 Cantor Art Center Sculpture Garden
🏳️🌈 George Segal’s Gay Liberation sculpture
🎓 Stanford Clock Tower
🏳️⚧️ Stone River (Andy Goldsworthy)
🎨 Lake Lagunita.
RSVP tinyurl.com/57kvnhh4
@stanford.edu
Check out:
👉 Arizona Garden
🥾 Papua New Guinea Sculpture Garden
🌱 Cantor Art Center Sculpture Garden
🏳️🌈 George Segal’s Gay Liberation sculpture
🎓 Stanford Clock Tower
🏳️⚧️ Stone River (Andy Goldsworthy)
🎨 Lake Lagunita.
RSVP tinyurl.com/57kvnhh4
@stanford.edu
November 7, 2025 at 8:29 PM
Join Loma Prieta Pride Sierrans on 11/15.
Check out:
👉 Arizona Garden
🥾 Papua New Guinea Sculpture Garden
🌱 Cantor Art Center Sculpture Garden
🏳️🌈 George Segal’s Gay Liberation sculpture
🎓 Stanford Clock Tower
🏳️⚧️ Stone River (Andy Goldsworthy)
🎨 Lake Lagunita.
RSVP tinyurl.com/57kvnhh4
@stanford.edu
Check out:
👉 Arizona Garden
🥾 Papua New Guinea Sculpture Garden
🌱 Cantor Art Center Sculpture Garden
🏳️🌈 George Segal’s Gay Liberation sculpture
🎓 Stanford Clock Tower
🏳️⚧️ Stone River (Andy Goldsworthy)
🎨 Lake Lagunita.
RSVP tinyurl.com/57kvnhh4
@stanford.edu
Our Military Outdoors is pleased to tribute our veterans in honor of Veterans Day!
If you're a veteran, you're invited.
🇺🇸
👍 Ranger led tour of Bay Model Visitor Center
🥪 Picnic lunch (provided by Military Outdoor)
⛵️ Tour of Spaulding Marine Center (optional).
🌉
RSVP tinyurl.com/2yv73bbn
If you're a veteran, you're invited.
🇺🇸
👍 Ranger led tour of Bay Model Visitor Center
🥪 Picnic lunch (provided by Military Outdoor)
⛵️ Tour of Spaulding Marine Center (optional).
🌉
RSVP tinyurl.com/2yv73bbn
November 6, 2025 at 10:50 PM
Our Military Outdoors is pleased to tribute our veterans in honor of Veterans Day!
If you're a veteran, you're invited.
🇺🇸
👍 Ranger led tour of Bay Model Visitor Center
🥪 Picnic lunch (provided by Military Outdoor)
⛵️ Tour of Spaulding Marine Center (optional).
🌉
RSVP tinyurl.com/2yv73bbn
If you're a veteran, you're invited.
🇺🇸
👍 Ranger led tour of Bay Model Visitor Center
🥪 Picnic lunch (provided by Military Outdoor)
⛵️ Tour of Spaulding Marine Center (optional).
🌉
RSVP tinyurl.com/2yv73bbn