Compare and contrast the characteristics of viruses and the characteristics of living

African penguins, which inhabit the coasts of southern africa, were classified as an endangered species in 2010. two significant threats to their survival are ecosystem damage from oil spills and overfishing by humans. overfishing depletes the food supply of african penguins. the best method to reduce the threat of overfishing would be to . the risk of oil spills could be reduced by increasing the use of , which should oil consumption. if an oil spill does occur, could be used to remove the oil so the ecosystem may more quickly recover.

Why did the federal government end its support of yucca mountain as a site for long-term storage of nuclear water

The main ingredient of magma is a pahoehoe. b silca c dissolved gases d obsidian