Absence Of Clouds Caused Pre-human Supergreenhouse Periods

Brown clouds threaten world food supply
Thick brown clouds of soot, particles and chemicals stretching from the Persian Gulf to Asia threaten health and food supplies in the world, the U.N. reports.

'Hydraulic' hybrids ordered by UPS
Delivery giant UPS placed orders for seven hydraulic hybrid trucks, a technology that delivers significant reductions in fuel use and pollution.

Pollution From Livestock Farming Affects Infant Health
A new study finds that pollution from livestock facilities is associated with an increase in infant mortality.

Soapmaker's Companion: A Comprehensive Guide with...
Basic soapmaking instruction and specialty techniques like marbling, layering, and making transparent and liquid soaps.

The Black Hole War: My Battle with Stephen Hawking to...
What happens when something is sucked into a black hole? Does it disappear? Three decades ago, a young physicist named Stephen Hawking claimed it did-and in doing so put at risk everything we...