onEarth
The planet is our beat.
One Tree, Two Trees, Three Trees…
A new study tells us how many trees there are (and how many we’ve cut down).
Late For a Very Important Date
Climate change is making pollen and pollinators miss each other.
Kotzebue Calling
President Obama’s trip to the Arctic will reveal some cold, hard truths about the fossil-fuel industry’s impact on Alaskans.
Into the Abyss
Watch a deep-sea expedition live.
Not-So-Vacant Lots
From birds to trees to rats, post-Katrina New Orleans is a study in “disaster ecology.”
The Speed Sweet Spot
Not too fast, not too slow—how driving speed and free-flowing traffic can lower the carbon emissions from our tailpipes.