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An environmentalist's guide to gasoline

A thermometer may be an essential part of any healthcare kit, but this simple instrument could actually make you sick.

On the border, a Mexican doctor treats NAFTA’s victims

Biomimicry: Why tinker with nature when you can copy it?

In the pursuit of profit, the biotech industry is manipulating more than genes

The ecological argument against genetic engineering down on the farm

The civilized approach to conservation

Officials would love to explore our protected wildlands too—with oil drills

The events--big and small--that change our lives forever

Advances in Biotech

Advances in Biotech

Why poor nations would lose in a biotech war on hunger

Banned PCBs still threaten marine life

Stalking wild game in a rugged landscape brings one environmentalist closer to nature

Is genetically engineered food bad for you? Maybe. Maybe not.

Can Hollywood Save the World?

Can coal ever come clean?

The effects of some freshly cut flowers on the workers who grow them--and on the environment--isn't always sweet

On its way to becoming the nation's largest grassroots conservation organization, the Sierra Club made its mark in the annals of mountaineering

Texas-style laws trust polluting companies to police themselves