Which factors trigger leaf die-off in autumn?
Researchers have identified a self-regulating mechanism in European deciduous trees that limits their growing-season length: Trees that photosynthesize more in spring and summer lose...
It’s not too late to save 102 species at risk of extinction
The Fraser River estuary in British Columbia is home to 102 species at risk of extinction. A new study says it's not too late...
Jaguars robust to climate extremes but lack of food threatens species
Researchers lead a world-first investigation into the chances of wild jaguars surviving climate extremes with six scenarios modelling the behavior, mating, births of cubs,...
Even razor clams on sparsely populated Olympic Coast can’t escape plastics
Researchers found microplastics in Pacific razor clams on Washington's sparsely populated Olympic Coast -- proof, they say, that even in more remote regions, coastal...
Killer electrons in strumming northern and southern lights
Wisps of pulsating aurora lights are a rare, yet magical sight. Now, scientists suggest they could be associated with destruction of part of the...
Guam’s most endangered tree species reveals universal biological concept
Newly published research has used a critically endangered species to show how trees modify leaf function to best exploit prevailing light conditions. The findings...
Mine ponds amplify mercury risks in Peru’s Amazon
The proliferation of pits and ponds created in recent years by miners digging for gold in Peru's Amazon has altered the landscape and amplified...
Study of threatened desert tortoises offers new conservation strategy
A new study supports a new conservation strategy. Climate change increasingly makes relocating threatened species necessary, despite the frequently low success rate. The study...
Irreversible hotter and drier climate over inner East Asia
Researchers warn that heatwaves and concurrent droughts of Mongolia's semi-arid plateau have increased significantly during the past two decades, with troubling implications for the...
Satellite images confirm uneven impact of climate change
Researchers have been following vegetation trends across the planet's driest areas using satellite imagery from recent decades. They have identified a troubling trend: Too...




















