By Jennifer ViegasFri May 7, 2010 08:40 AM ET Experts who assessed the Exxon Valdez disaster describe how the Gulf oil spill could affect birds, reptiles, shrimp, fish and other wildlife. An over 7,000-square-mile wildlife “dead zone” located in the center of the Gulf of Mexico has grown from being a curiosity to a colossus […]
By MICHAEL BURNHAM AND NATHANIAL GRONEWOLD of GreenwirePublished: May 4, 2010 NAIROBI, Kenya — It’s the rainy season, but the sun is still baking the Mathare Valley slum. A half-million people live in this warren of shacks clustered amid 10 square kilometers of the Mathare River. When the rains fall, drops spill like marbles on […]
Human-size jumbo squid are growing thick along the U.S. west coast. Is climate change aiding their expansion? By Katherine Harmon April 8, 2010 Although many of the Pacific Ocean’s big species are floundering, one large creature of the deep seems to be flourishing. The Humboldt squid (Dosidicus gigas, also known as jumbo squid, owing to […]
The relationship between the size of the hypoxic zone in July (km2) and the May nitrate+nitrite N loading (kg N) to the Gulf of Mexico each year. A linear regression of the data is shown. The individual data points are in four chronologically-sequenced groups separated from each other when the data fall below the slope, […]
Reporting by Elias Biryabarema; Editing by Kevin Liffey KAMPALA (Reuters) – Pollution in parts of Lake Victoria is worsening so fast that soon it may be impossible to treat its waters enough to provide drinking water for the Ugandan capital, a senior official said Monday. The lake, east Africa’s largest by area, also supplies water […]
Reporting by Tim Cocks; editing by Ralph Boulton ABIDJAN (Reuters) – Human beings are flushing millions of tonnes of solid waste into rivers and oceans every day, poisoning marine life and spreading diseases that kill millions of children annually, the U.N. said on Monday. “The sheer scale of dirty water means more people now die […]
By Rebecca Lindsey and Norman Kuring Phytoplankton swirled across the Arabian Sea on February 18, 2010, drawn into thin green ribbons by turbulent eddies. The bloom stretches from the shores of Pakistan (top) to the coast of Oman (lower left). The washed out appearance at the upper left of the image is due to sunglint, […]
ScienceDaily (Mar. 12, 2010) — The increased frequency and intensity of oxygen-deprived “dead zones” along the world’s coasts can negatively impact environmental conditions in far more than just local waters. In the March 12 edition of the journal Science, University of Maryland Center for Environmental Science oceanographer Dr. Lou Codispoti explains that the increased amount […]
By James Owen in Stockholm, for National Geographic News Published March 5, 2010 This story is part of a special series that explores the global water crisis. For more clean water news, photos, and information, visit National Geographic’s Freshwater Web site. … An explosion of microscopic algae called phytoplankton has inundated the Baltic’s sensitive waters, […]
Period in which the symptoms of eutrophication and hypoxia / anoxia began in developed countries and how the symptoms are shifted to more recent years for developing countries (modified by N. N. Rabalais from Galloway and Cowling, 2002; Boesch, 2002). The occurrence of hypoxia in coastal areas is increasing, and the trend is consistent with […]
