Cover of Threats from Above Report (IMAGE)
Caption
Top: Coal-fired power plants are among the leading sources of airborne mercury, sulfur and nitrogen pollution. Bottom: A newly hatched common loon chick is watched by its parent as it takes its first swim.
Credit
Top: © Eric Middelkoop/BigStockPhoto.com Bottom: © Daniel Poleschook Jr. and Ginger Gumm
Usage Restrictions
May only be used to promote the Threats from Above report
License
Licensed content