Global warming refers to the effect on the climate of anthropogenic activities, in particular the burning of fossil fuels (coal, oil and gas) and large-scale
What is it about bald eagles (Haliaeetus leucocephalus) that catches the eye of people? Is it simply their size or striking appearance? Is it the
Expansion of global trade, and increases in human mobility have resulted in unprecedented invasion by nonnative species. These invasive species can produce severe, often irreversible
Alaska Shark Assessment Program In 1999 Bruce Wright created the Alaska Shark Assessment Program in response to many reports, mostly from fishermen, that sharks abundances
White-tailed kites, Elanus leucurus, once ranged from Georgia to Florida, across the southern United States and northern Mexico, to California and Oregon. The population was
As their name suggests, spiny dogfish sharks (Squalus acanthias) have sharp spines in front of each dorsal fin. Their bodies are dark gray above and
Salmon sharks (Lamna ditropis) are large, powerful, warm-bodied (endothermic), and streamlined predators adapted for high-speed swimming. Reports from the U.S. Navy have clocked salmon sharks
Pacific sleeper sharks (Somniosus pacificus) range from the Chukchi Sea, East Siberian and Beaufort seas, to the Bering Sea and in the Pacific Ocean to
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
