Land in one of California’s most productive agricultural areas is subsiding rapidly because of heavy groundwater pumping.
The promise of jobs and money, if a merger goes through, looks a lot like quid pro quo.
Worldwide, populations are being reshuffled on a massive scale.
Evidence suggests that there is not just a moral, but a practical imperative to fight poverty.
Grist's Nathanael Johnson explores sustainable solutions to poverty.
Not every route to prosperity involves trashing the planet.
The Weather Channel shows just how bad Florida's green sludge problem could get -- and who is to blame.
We've been paying close attention to the rainforest, but we're losing a lot of habitat at home.
Here's a peek inside the Global Seed Vault.