As large carnivores, Alaska brown bears range over great expanses of land, sometimes as much as 150 square miles for a single bear. In addition,
Ocean Acidification Bad for Shells and Reefs Rising levels of atmospheric carbon due to fossil fuel emissions have made seawater more acidic. Now, two new
The 1985 report of the discovery of an “ozone hole” over Antarctica focused attention on the idea that humans can have a significant impact on
Some scientists warn growing levels of human-caused noise in the oceans from military sonar, ships, oil exploration and drilling, offshore construction, motor boats, and jetskis
Bald eagles (Haliaeetus leucocephalus) are a member of the Accipitridae family, which also includes hawks, kites, and old-world vultures. Scientists loosely divide eagles into four
Marine debris and litter has become both a significant coastal and open ocean problem. Considerable portions of this debris is made of persistent synthetic materials
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The production and release of vast quantities of novel synthetic chemicals over the past 75 years has proved to be a great global experiment—one that
Although only a small percentage of oil enters the ocean from major oil spills, it is from studies during those events that we understand the
[et_pb_section bb_built=”1″][et_pb_row][et_pb_column type=”4_4″][et_pb_text] Bottom trawls are large nets which are used to catch groundfish and other commercially targeted fish and crustacean species. Bottom trawls are
