flooded houston hurricane harvey impact

Natural and Man-Made Disasters, from Atom Weather to Fire Ants

Mother Nature’s wrath can be unpredictable and random, but history shows that humankind is ultimately responsible for many "natural disasters."
Restoration of an American mastodon herd by Charles R. Knight

This Week in Sustainability: From Ice Age to Internet Age, Scientists Look for Clues to Species’ Extinctions

Scientists explore the causes--climate change, habitat destruction, and more--that decimated animals and humans alike, from Ice Age to Internet Age.

The Magnificent, Maligned Mangrove

The mangrove is essential to ecosystems, but is in danger of becoming extinct.