One-fifth of the world's freshwater could be under threat from heavy-metals pollution if a giant lead and zinc mine opens as planned upstream from Russia's giant Lake Baikal, the deepest lake in the world. Mine advocates say leaving the world's third-largest lead and zinc field unmined would be a waste of natural resources regardless of its location, but environmentalists, conservationists, and area business owners are concerned that high doses of heavy metals from the mine could mess with the lake's unique ecology and also discourage tourism. Lake Baikal is home to hundreds of unique species, many of them endemic to …
Get Grist in Your Inbox
Amory Lovins’ high-tech home skimps on energy but not on comfort
This little fox loves transit. Should we tell him he just missed his stop?
Plants are poison — and that just may be why they keep us healthy
Millions alive today would have to die before the paleo diet could take over
Meet the Andy Griffith who’s going after fracking polluters