Photo of Dan Janzen holding a caterpillar - image from Guardian article where the photo credit reads: Daniel Janzen has been monitoring insects since the 1970s in Costa Rica’s Guanacaste conservation area. He says he has seen biodiversity crash even in pristine environments.
Photograph: P Greenfield/Guardian
Photo of Winnie Hallwachs and Dan Janzen in ACG from Guardian article where the photo credit reads, Janzen and Hallwachs say that while the lack of insects in areas with heavy pesticide use is well documented, the collapse in protected areas is relatively new.
Photograph: P Greenfield/Guardian
Photo of light sheet collecting insects in 1984. Photo credit in Guardian article reads, A light trap set up by Daniel Janzen and Winnie Hallwachs two weeks after the beginning of the rainy season in 1984 and at the same period in 2019
Photo of light sheet collecting insects in 2019. Photo credit in Guardian article reads, A light trap set up by Daniel Janzen and Winnie Hallwachs two weeks after the beginning of the rainy season in 1984 and at the same period in 2019
“There’s just no moths on that sheet.” @tessairini.bsky.social writes in the @theguardian.com about #InsectDecline with #DanJanzen, #WinnieHallwachs and the caterpillars of the Area de Conservacion Guanacaste #ACG in #CostaRica @gdfcf.bsky.social
www.theguardian.com/environment/...