Frank Witmer
@fwitmer.bsky.social
Computational geographer, University of Alaska Anchorage.
Let's check in and see how Europe snowfall has been doing over the decades. Not good. ❄️😢
October 22, 2025 at 8:30 PM
New research with Pat Pragman and Toby Schwoerer uses computer vision to automatically detect entangled vegetation on floatplane rudders -- goal of preventing transmission of invasive aquatic species such as 𝑒𝑙𝑜𝑑𝑒𝑎. doi.org/10.1007/s105....
Detecting aquatic plant transmission on floatplanes using computer vision - Biological Invasions
Floatplanes are a staple mode of transportation in remote places around the world including Alaska. Their rudders are a known vector for transmitting aquatic vegetation such as Elodea spp. between wat...
doi.org
June 23, 2025 at 6:35 PM
New research with Pat Pragman and Toby Schwoerer uses computer vision to automatically detect entangled vegetation on floatplane rudders -- goal of preventing transmission of invasive aquatic species such as 𝑒𝑙𝑜𝑑𝑒𝑎. doi.org/10.1007/s105....
Impressive new research documenting the destruction of agricultural land in Gaza: www.sciencedirect.com/science/arti... @he-yin.bsky.social
Evaluating war-induced damage to agricultural land in the Gaza Strip since October 2023 using PlanetScope and SkySat imagery
The ongoing 2023 Israel-Hamas War has severe and far-reaching consequences for the people, economy, food security, and environment. The immediate impa…
www.sciencedirect.com
February 13, 2025 at 7:21 PM
Impressive new research documenting the destruction of agricultural land in Gaza: www.sciencedirect.com/science/arti... @he-yin.bsky.social
Of the 15 winters with <= 4" of snow depth on Jan 15, only a couple of them managed to bounce back to above average levels. Not inspiring, though perhaps a pretty good chance of at least increasing the snow pack a bit in Feb. @climatologist49.bsky.social @alaskawx.bsky.social
January 17, 2025 at 8:44 PM
Of the 15 winters with <= 4" of snow depth on Jan 15, only a couple of them managed to bounce back to above average levels. Not inspiring, though perhaps a pretty good chance of at least increasing the snow pack a bit in Feb. @climatologist49.bsky.social @alaskawx.bsky.social