Half a trillion corals: World-first coral count prompts rethink of extinction risks
For the first time, scientists have assessed how many corals there are in the Pacific Ocean—and evaluated their risk of extinction.
For the first time, scientists have assessed how many corals there are in the Pacific Ocean—and evaluated their risk of extinction.
Ecology
Mar 1, 2021
4
1310
Many experts cite nuclear power as a critical component of a low-carbon energy future. Nuclear plants are steady, reliable sources of large amounts of power; they run on inexpensive and abundant fuel; and they emit no carbon ...
Energy & Green Tech
Jun 25, 2015
119
324
(Phys.org) -- Because they can modify plants to either produce better fruit or in many other cases ward off disease and pests, researchers genetically alter crop plants to increase yields without adding additional costs to ...
For almost 10 years, debate has raged over the book Dark Emu by Aboriginal historian Bruce Pascoe. In it, Pascoe argues many pre-colonial Aboriginal groups were farmers, pointing to examples like eel aquaculture in Victoria, ...
Archaeology
Nov 11, 2023
5
352
Australia is in the grip of an escalating extinction crisis. Since colonization, 100 native plant and animal species have become formally listed as extinct due to human activities. The actual number is undoubtedly far higher.
Ecology
Feb 13, 2024
4
47
In the middle of Alberta's boreal forest, a bird eats a wild chokecherry. During his scavenging, the bird is caught and eaten by a fox. The cherry seed, now inside the belly of the bird within the belly of fox, is transported ...
Ecology
Feb 23, 2017
0
224
Using new genetic tools, the authors conclude that the first significant expansion of human populations appears to be much older than the emergence of farming and herding, dating back to the Paleolithic (60,000-80,000 years ...
Archaeology
Sep 24, 2013
3
1
Growing wheat in drought conditions may be easier in the future, thanks to new genetic research out of the University of California, Davis.
Plants & Animals
Feb 24, 2023
0
345
University of Utah anthropologists counted the number of carbon-dated artifacts at archaeological sites and concluded that a population boom and scarce food explain why people in eastern North America domesticated plants ...
Other
Aug 2, 2016
3
394
A Marin County park ranger was visiting her in-laws two weeks ago when she spotted a baby hummingbird hovering over a thistle in their backyard—or so she thought.
Plants & Animals
Sep 1, 2023
0
69