greg hanscom

Greg Hanscom

Underwater cities

Greg Hanscom was a senior editor at Grist.

Biking

Rio cycle: Canadian bikes to Earth Summit (with a little help from trains and buses)

Last January, sustainability planner Naomi Devine set out from Vancouver, British Columbia, planning to ride her bike to the Earth Summit in Brazil. It didn’t work out the way she imagined, but she still made …

Politics

Rio-ality check: Can the Earth Summit be saved?

With just days to go before world leaders arrive in Rio, international talks are sliding toward the lowest common denominator. But maybe that’s not such a bad thing.

Politics

40 years of environmental diplomacy — what do we have to show for it?

On the eve of the Rio+20 Earth Summit, we look back at four decades of global conservation efforts and take stock of the successes and the failures. Well, mostly the failures.

Climate Change

A pop culture history of the Earth Summit

When world leaders first gathered to talk about saving the planet, Al Green’s “Let’s Stay Together” was grooving at the top of the music charts. If only we had it so good today.

Living

Off our chests: What breasts tell us about the state of our world

Breasts are amazing things, says Florence Williams, author of the new book "Breasts: A Natural and Unnatural History" -- but maybe not for the reasons you think they are.

Politics

17-year-old tells world leaders to step up, give her a future

Seventeen-year-old Brittany Trilford says it's time for presidents, prime ministers, and corporate bigwigs to stop destroying the planet. Later this month, she may get to deliver her message in person.

Animals

What humans hath wrought: What happens when we mess with Mother Nature?

A hole-in-the wall museum in Pittsburgh, run by an oddball art professor, offers a sober -- and sobering -- glimpse of what we’ve done to life as we know it. Good? Bad? You make the …

Politics

Greens break silence, ask Obama to attend Earth Summit

A coalition of 22 groups representing environmentalists, doctors, scientists, and American Indian tribes tells the president it’s time for him to lead on sustainability.

Oil

Risky business: A look inside the black heart of a Goliath oil company

Pulitzer Prize-winning author Steve Coll tells us why ExxonMobil pulled its funding from climate denial campaigns -- and why we may never be able to hold the company accountable for the damage it did.