PubTalk 4/2009 — SOILS, CARBON, and Global exCHANGE

by Jennifer Harden, USGS Soil Scientist 

• Studying Arctic Changes during the International Polar Year
• Why soils aren't just for growing crops
• What does carbon have to do with global weather and climate?
• Balancing tradeoffs between the carbon cycle, econoic concerns, and the environment
• Making choices-- from household decisions to national policies