The Agronaut
@andrew-m-davidson.bsky.social
PhD, FRCGS / Assoc Director: Agroclimate, Geomatics, Earth Observation & Agri-Environmental Resilience @ AAFC / @ GEO & GEOGLAM / Adjunct Prof @ Carleton University / Fellow @ RCGS / Gorgie / My Views /
Lest we forget.
Lt Herbert John Davidson, RNVR. Was old enough to sit the war out in his bank job, but joined up anyways.
Sailed Atlantic, Pacific, Africa, and treacherous Arctic convoys.
Why the Navy? It was the only service to guarantee 3 meals a day and a rum ration!
Never once got seasick.
Lt Herbert John Davidson, RNVR. Was old enough to sit the war out in his bank job, but joined up anyways.
Sailed Atlantic, Pacific, Africa, and treacherous Arctic convoys.
Why the Navy? It was the only service to guarantee 3 meals a day and a rum ration!
Never once got seasick.
November 11, 2025 at 5:46 AM
Lest we forget.
Lt Herbert John Davidson, RNVR. Was old enough to sit the war out in his bank job, but joined up anyways.
Sailed Atlantic, Pacific, Africa, and treacherous Arctic convoys.
Why the Navy? It was the only service to guarantee 3 meals a day and a rum ration!
Never once got seasick.
Lt Herbert John Davidson, RNVR. Was old enough to sit the war out in his bank job, but joined up anyways.
Sailed Atlantic, Pacific, Africa, and treacherous Arctic convoys.
Why the Navy? It was the only service to guarantee 3 meals a day and a rum ration!
Never once got seasick.
Fun to see my agriculture.Canada.ca 🍁 colleague on TV. Less fun to see that it was about the extended New Brunswick #drought. 🧪☀️🌤️🌧️
See our current national drought maps here: tinyurl.com/NAISCurrent
ℹ️ Ping me for details!
See our current national drought maps here: tinyurl.com/NAISCurrent
ℹ️ Ping me for details!
November 9, 2025 at 11:44 PM
Fun to see my agriculture.Canada.ca 🍁 colleague on TV. Less fun to see that it was about the extended New Brunswick #drought. 🧪☀️🌤️🌧️
See our current national drought maps here: tinyurl.com/NAISCurrent
ℹ️ Ping me for details!
See our current national drought maps here: tinyurl.com/NAISCurrent
ℹ️ Ping me for details!
🍁L’étendue agricole du Canada demeure sèche, particulièrement dans l’Est. Au cours des 60 derniers jours, de nombreuses régions de l’Ontario, du Québec et des Maritimes ont reçu *100mm* de précipitations de moins que la normale!
➡️ Conditions actuelles de sécheresse:
🔗 tinyurl.com/NAISCurrent
➡️ Conditions actuelles de sécheresse:
🔗 tinyurl.com/NAISCurrent
November 3, 2025 at 5:13 PM
🍁L’étendue agricole du Canada demeure sèche, particulièrement dans l’Est. Au cours des 60 derniers jours, de nombreuses régions de l’Ontario, du Québec et des Maritimes ont reçu *100mm* de précipitations de moins que la normale!
➡️ Conditions actuelles de sécheresse:
🔗 tinyurl.com/NAISCurrent
➡️ Conditions actuelles de sécheresse:
🔗 tinyurl.com/NAISCurrent
🍁Canada's agricultural extent is still dry, particularly in the East. Over the past 60 days, many regions in Ontario, Quebec and the Maritimes have received *100mm* less than normal.
➡️ Current drought conditions via agriculture.canada.ca:
🔗 tinyurl.com/NAISCurrent
➡️ Current drought conditions via agriculture.canada.ca:
🔗 tinyurl.com/NAISCurrent
November 3, 2025 at 5:13 PM
🍁Canada's agricultural extent is still dry, particularly in the East. Over the past 60 days, many regions in Ontario, Quebec and the Maritimes have received *100mm* less than normal.
➡️ Current drought conditions via agriculture.canada.ca:
🔗 tinyurl.com/NAISCurrent
➡️ Current drought conditions via agriculture.canada.ca:
🔗 tinyurl.com/NAISCurrent
🍁 A reminder to my fellow Canadians: Science advances our progress, innovation, and security, strengthening our future.
And in uncertain times, investing in *Canadian* science is increasingly critical for building self-reliance, reducing dependencies on others, and securing national interests. 🧪
And in uncertain times, investing in *Canadian* science is increasingly critical for building self-reliance, reducing dependencies on others, and securing national interests. 🧪
October 21, 2025 at 2:33 PM
🍁 A reminder to my fellow Canadians: Science advances our progress, innovation, and security, strengthening our future.
And in uncertain times, investing in *Canadian* science is increasingly critical for building self-reliance, reducing dependencies on others, and securing national interests. 🧪
And in uncertain times, investing in *Canadian* science is increasingly critical for building self-reliance, reducing dependencies on others, and securing national interests. 🧪
🍁 The outlook for October? Not a lot of improvement, especially in Eastern Canada.
➡️ CDO Products on open.canada.ca:
🔗 tinyurl.com/AAFC-NAIS-CDO
➡️ Canadian Drought Monitor:
🔗 tinyurl.com/AAFC-CDM
➡️ Historic conditions:
🔗 tinyurl.com/NAIS-Historic
➡️ CDO Products on open.canada.ca:
🔗 tinyurl.com/AAFC-NAIS-CDO
➡️ Canadian Drought Monitor:
🔗 tinyurl.com/AAFC-CDM
➡️ Historic conditions:
🔗 tinyurl.com/NAIS-Historic
October 14, 2025 at 7:47 PM
🍁 The outlook for October? Not a lot of improvement, especially in Eastern Canada.
➡️ CDO Products on open.canada.ca:
🔗 tinyurl.com/AAFC-NAIS-CDO
➡️ Canadian Drought Monitor:
🔗 tinyurl.com/AAFC-CDM
➡️ Historic conditions:
🔗 tinyurl.com/NAIS-Historic
➡️ CDO Products on open.canada.ca:
🔗 tinyurl.com/AAFC-NAIS-CDO
➡️ Canadian Drought Monitor:
🔗 tinyurl.com/AAFC-CDM
➡️ Historic conditions:
🔗 tinyurl.com/NAIS-Historic
In this one, they’re laughing at the Hibs.
October 10, 2025 at 10:53 PM
In this one, they’re laughing at the Hibs.
I’ve a cat called Luna and that offsets this bad mojo.
October 10, 2025 at 10:48 PM
I’ve a cat called Luna and that offsets this bad mojo.
Rode the Shinkansen from Tokyo last month, topped out at 251 km/h. North America really should have done better.
October 10, 2025 at 10:37 PM
Rode the Shinkansen from Tokyo last month, topped out at 251 km/h. North America really should have done better.
If you’re at the Ottawa Central Experimental Farm, you may see this.
What is it? Wrong answers only.
Agriculture.canada.ca
🧪🛰️ 📡
What is it? Wrong answers only.
Agriculture.canada.ca
🧪🛰️ 📡
October 10, 2025 at 1:05 PM
If you’re at the Ottawa Central Experimental Farm, you may see this.
What is it? Wrong answers only.
Agriculture.canada.ca
🧪🛰️ 📡
What is it? Wrong answers only.
Agriculture.canada.ca
🧪🛰️ 📡
A 27 year old me endorses this message.
October 9, 2025 at 10:09 PM
A 27 year old me endorses this message.
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 22 à 28 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 22 à 28 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
October 1, 2025 at 1:56 PM
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 22 à 28 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 22 à 28 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
🆕🍁 Canadian Ag-Land Monitoring System (CALMS): Weekly NDVI anomalies
📆 22 - 28 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
📆 22 - 28 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
October 1, 2025 at 1:56 PM
🆕🍁 Canadian Ag-Land Monitoring System (CALMS): Weekly NDVI anomalies
📆 22 - 28 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
📆 22 - 28 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
🍁 Ottawa, Central Experimental Farm, 1946!
➡️ View is NE toward Ottawa. Fisher Avenue is the long diagonal road stretching from bottom right toward upper left. Near center of the image, Fisher Ave intersects w/Baseline Rd.
📷 NAPL REA 350-5
🔗 Bygone #Nepean Facebook: www.facebook.com/share/p/1EiT...
➡️ View is NE toward Ottawa. Fisher Avenue is the long diagonal road stretching from bottom right toward upper left. Near center of the image, Fisher Ave intersects w/Baseline Rd.
📷 NAPL REA 350-5
🔗 Bygone #Nepean Facebook: www.facebook.com/share/p/1EiT...
September 29, 2025 at 1:13 PM
🍁 Ottawa, Central Experimental Farm, 1946!
➡️ View is NE toward Ottawa. Fisher Avenue is the long diagonal road stretching from bottom right toward upper left. Near center of the image, Fisher Ave intersects w/Baseline Rd.
📷 NAPL REA 350-5
🔗 Bygone #Nepean Facebook: www.facebook.com/share/p/1EiT...
➡️ View is NE toward Ottawa. Fisher Avenue is the long diagonal road stretching from bottom right toward upper left. Near center of the image, Fisher Ave intersects w/Baseline Rd.
📷 NAPL REA 350-5
🔗 Bygone #Nepean Facebook: www.facebook.com/share/p/1EiT...
#FieldworkFriday Late 1990s, La Perouse Bay, Manitoba. Lugging an Exotech 4-band Radiometer and its wooden barium sulphate calibration panel across the Tundra. Fun times.
September 26, 2025 at 1:16 PM
#FieldworkFriday Late 1990s, La Perouse Bay, Manitoba. Lugging an Exotech 4-band Radiometer and its wooden barium sulphate calibration panel across the Tundra. Fun times.
Courtesy costs nothing.
September 25, 2025 at 12:29 PM
Courtesy costs nothing.
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 15 à 21 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 15 à 21 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
September 23, 2025 at 8:10 PM
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 15 à 21 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 15 à 21 septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
🆕🍁 Canadian Ag-Land Monitoring System (CALMS): Weekly NDVI anomalies
📆 15 - 21 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
📆 15 - 21 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
September 23, 2025 at 8:10 PM
🆕🍁 Canadian Ag-Land Monitoring System (CALMS): Weekly NDVI anomalies
📆 15 - 21 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
📆 15 - 21 September, 2025
📀 agriculture.canada.ca 🧪
ℹ️ Weekly crop condition (Max-NDVI) maps throughout growing season (end of March to the end of October).
Download data for *FREE* (2000 to present):
🔗 tinyurl.com/AAFC-CALMS
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
September 19, 2025 at 1:13 PM
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
September 19, 2025 at 1:13 PM
🆕🍁 Système Canadien de surveillance des terres agricoles: IVDN maximal hebdomadaire
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR
📆 avril à septembre 2025
📀 agriculture.canada.ca 🧪
ℹ️ Cartes de l’état des cultures hebdomadaires (IVDN) tout au long de la saison de croissance (fin mars à fin octobre)
Télécharger:
🔗 tinyurl.com/AAFC-CALMS-FR