Beyond oil-coated pelicans, the spill imperils many lesser-known species.
Visit Alaska's boreal forest to learn its role in Earth's climate.
Tiny transmitters reveal that bees pollinate flowers far and wide.
New maps of global forests show where they are disappearing.
When oil spills invade ecosystems, impacts can last decades.
The Census of Marine Life is studying an ocean's worth of microscopic marine species.
Marine life increases in protected waters.
Coastal fog has declined for these iconic giants.
Overuse of fertilizer is making China's soils more acidic.
Humans are losing the big benefits that dung beetles bring to life on the planet.