Prairie with bison indicates origin of ‘lost crops’

The presence of bison in tallgrass prairie ecosystems offers clues to the origins of the "lost crops" on which ancient Native Americans relied.

Talia Ogliore-WUSTL • futurity
Nov. 27, 2020 ~8 min

history food plants indigenous-people ecosystems earth-and-environment seeds

Dead fish carry mercury into ocean’s deepest trench

"Mercury that we believe had once been in the stratosphere is now in the deepest trench on Earth." Here's why that important.

Jim Erickson-Michigan • futurity
Nov. 24, 2020 ~9 min

pollution fish oceans featured earth-and-environment methylmercury

World map of bees could help keep them buzzing

Scientists have created the first world map of bees, which are crucial to ecosystems and crops around the world.

National University of Singapore • futurity
Nov. 24, 2020 ~4 min

conservation bees earth-and-environment

Wildlife corridors keep elephants connected by genes

Preserving wildlife corridors between protected areas could help maintain genetic connections between African elephant populations, researchers report.

Gail McCormick-Penn State • futurity
Nov. 23, 2020 ~8 min

africa conservation elephants earth-and-environment

Chemicals banned for decades still show up in terns

Chemicals banned in the US for almost 50 years still show up in bodies of migratory terns. "These chemicals are still there. They don't just go away."

Charlotte Hsu-Buffalo • futurity
Nov. 19, 2020 ~8 min

pollution birds toxins ecosystems earth-and-environment

Fishing saps the ocean’s power to capture carbon

By taking fish out of the ocean that would otherwise die and sink to the bottom, fishing has a negative impact on the ocean's carbon sequestration.

Harrison Tasoff-UC Santa Barbara • futurity
Nov. 19, 2020 ~6 min

climate-change carbon fishing oceans earth-and-environment

Some fish are likely to get caught and recaught

New research identifies four species of ocean fish that tend to get caught more than once. Here's what that means for sustainable fisheries.

Matt Shipman-NC State • futurity
Nov. 18, 2020 ~5 min

sustainability conservation fish fishing earth-and-environment

Warm rivers of air punch big holes in Antarctic sea ice

Warm, moist rivers of air have a lot to do with massive holes in sea ice in Antarctica's Weddell Sea, a new study shows.

Todd Bates-Rutgers • futurity
Nov. 13, 2020 ~5 min

climate-change antarctica temperature wind earth-and-environment sea-ice

‘Squid pops’ reveal how predator fish handle warmer water

New research using squid on sticks underwater to lure predator fish shows how climate change has affected food webs in oceans.

Jim Barlow-Oregon • futurity
Nov. 13, 2020 ~6 min

climate-change fish oceans earth-and-environment food-chains

Diversifying crops is a ‘win-win’

Farms with more diverse crops can benefit the environment while not sacrificing yields, new research finds. In many cases, yields went up, in fact.

Fred Love-Iowa State • futurity
Nov. 12, 2020 ~5 min

sustainability agriculture crops earth-and-environment