Ecologist Roman Dial journeyed deep into the Arctic tundra and discovered that shadows showing up in satellite images were in fact a savanna of out-of-place white spruce trees – part of a phenomenon known as 'Arctic greening' #REWIREDGreen wired.com/story/these-tr… The trees were often well formed and chest-high (this one's probably five years old). And from a planetary perspective, they are bad news, because they are not at all where they are supposed to be. #REWIREDGreen

Scientists just discovered 16 species of deep-sea fish with “ultra-black” skin. One species absorbs an astonishing 99.956% of light that hits it—making it nearly as black as human-made Vantablack.

Here’s what we know about the Vantafish 1/ wired.trib.al/ytgId0D Before this finding, scientists didn’t know of any fish that were ultra-black. The only known ultra-black vertebrates were birds-of-paradise and a couple of other bird species. Unlike the birds, however, these fish use the color as a kind of camouflage 2/

Across the US, good-to-eat food is being dumped down drains, left to rot, or thrown out. Meanwhile, grocery stores are struggling to keep some products in stock, and food banks are grappling with a surge of out-of-work Americans. How is that possible? 1/ trib.al/aqCPsWc About half of the nation's food is consumed in group settings like restaurants and schools. With more people eating at home, a farm would ideally just redirect its output. It's not that easy. Distributors are struggling to find their product a new home before it spoils. 2/