Three ways making a smartphone can harm the environment

Nearly five billion people worldwide will use a smartphone by 2020. Each device is made up of numerous precious metals and many of the key technological features wouldn't be possible without them. Some, like gold, will be ...

Eat less meat, save the planet

To conserve the planet's ecosystems and their diverse plant and animal species, human populations should consume less meat, according to Florida International University researchers.

It's time environmentalists talked about the population problem

In all the talk of tackling environmental problems such as climate change, the problem of population growth often escapes attention. Politicians don't like talking about it. By and large, neither do environmentalists—but ...

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