Pollen Searches are on the Rise
Online searches for the word “pollen†have gone through the roof this spring, and if you know anyone with seasonal allergies (and who doesn't?) this isn’t surprising.
Interactive: Small Modular Reactors - Safe and Cheaper?
For decades, some nuclear engineers have been pushing an alternate technology that they claim could address all the concerns of conventional nuclear reactors. Called Small Modular Reactors (SMRs), these plants,would be inherently cheaper to build and safer to operate than conventional plants.
The Age of Man: A New Geologic Epoch
Recent human activity is having such a significant environmental impact on the planet that we may be entering a new geologic epoch, known as the Anthropocene.
20 Big U.S. Cities that Should Worry About Sea Level Rise
A new study highlights 180 regions in the U.S. where sea level rise is likely to have a major impact. Here are photos of the 20 cities with populations over 300,000 which are likely to be affected.
Colorado River Basin Supply vs. Use
With drought, increasing water consumption, and climate change, the Colorado River Basin — lifeblood of the Southwest — appears headed for a day of reckoning.
Water, Water, Everywhere: 2011’s Floods
Massive floods struck three countries this week: Australia, Brazil, and Sri Lanka
Hurricane Round-up 2010
November 30th marked the official end of the 2010 hurricane season, here are some pictures from this year's storms.
Geoengineering Methods
From snatching carbon dioxide (CO2) out of the air like trees do, to launching giant mirrors into space, scientists are researching a wide variety of technologies to artificially slow global warming.









