What you see: Scientists use human perception to define bumble bee mimicry
Despite the broad recognition of mimicry among bumble bees, distinct North American mimicry rings have yet to be defined, due in part to the...
Atmospheric aerosol concentrations are decreasing, but ground measurements and climate models still differ
An international study shows that the number of atmospheric aerosol particles measured at observation sites across Europe has, on average, declined since the beginning...
Vegetation regulates energy exchange in the Arctic
Global warming is changing the Arctic by causing permafrost thaw, glacier melt, droughts, fires and changes in vegetation. These developments are strongly linked to...
NASA laser project benefits animal researchers
NASA's Global Ecosystem Dynamics Investigation (GEDI) mission can provide valuable information about the world's forests for wildlife scientists.
Heat waves driven by climate change have cost global economy trillions since 1990s
Researchers report that more severe heat waves resulting from global warming have already cost the world economy trillions of dollars since the early 1990s...
The case of Latin America’s mysterious disappearing (and reappearing) white-lipped peccaries
A collaborative study documents the periodic disappearance (and reappearance) of white-lipped peccaries in nine countries in South and Central America.
Companies’ ‘deforestation-free’ supply chain pledges have barely impacted forest clearance in the Amazon, researchers...
More companies must make and implement zero-deforestation supply chain commitments in order to significantly reduce deforestation and protect diverse ecosystems, say researchers.
How naturally-occurring compound kills major drug-resistant bacteria
Scientists analyzing the effects of an organic compound on drug resistance bacteria have discovered how it can inhibit and kill a germ that causes...
El Niño increases seedling mortality even in drought-tolerant forests
Scientists conducted a 7-year study on seedling recruitment and mortality in a national park in Chiang Mai, in northern Thailand. During the study period,...
Passenger car preheating produces as much particulate emissions as driving dozens of kilometers
A new study measured particulate emissions from passenger car preheating with an auxiliary heater in sub-zero conditions. The preheating emissions were compared to calculated...




















