Living

7 Billion: What to expect when you’re expanding—a special series

Population math explained: Growth rate is down, total is up [VIDEO]

Over the past 50 years, the growth rate of the global population has slowed, but our overall numbers keep going up and up. Check out video explainers.

Cities

As if they haven't done enough for you, trees also increase property values

Trees, man! They produce oxygen, they cool the planet, they make you smarter, and it turns out they also make your house worth more. It's like a Shel Silverstein book or something.

Climate & Energy

Reenact global warming in your cocktail

This Japanese site sells ice cube molds depicting penguins and polar bears sitting on ice floes. As the ice melts, both the floes and the critters are destroyed, making this a pretty good simulation of the effects of global warming. …

7 Billion: What to expect when you’re expanding—a special series

Come and get your Endangered Species Condoms

The Center for Biological Diversity wants to give away 100,000 Endangered Species Condoms this fall. Wanna help?

Politics

Change GDP, change the world

What if social and political change -- changes in government policy, cultural norms -- can do for demand what technological change can do for supply?

Green Home

The Greenie Pig’s got worms

This aspiring eco-mama's got a box of wigglers in the kitchen. Just please guys, don’t try to escape.

7 Billion: What to expect when you’re expanding—a special series

Will my baby be the 7 billionth?

Born in the U.S., my child will be one of the most voracious consumers on the planet. But to apologize for this seems to signal a loss of hope.

Green Home

Architect recycles a 747 jet into a house

Living

Terrifying recycled playground will eat your children

Let's say you want to build a playground for refugee children from Myanmar. And let's say you also want to recycle some rubber tires. You could tie the tires to ropes and make swings out of them, like kids have …