By William L. Stefanov, Jacobs2 September 2013 (NASA) – This photograph taken by an astronaut on the International Space Station highlights a late summer plankton bloom across much of Lake Ontario, one of North America’s Great Lakes. Microscopic cyanobacteria, or blue-green algae, can reach such large concentrations and color the water to such an extent […]
[Apologies for the tardiness; don’t know how this story got by Des last month.] By Wilfred Chan7 July 2013 (CNN) – For years, China has talked about promoting “green growth.” But this probably isn’t what they had in mind. For the seventh year in a row, monstrous quantities of green algae known as enteromorpha prolifera […]
11 August 2013 (NPR) – Algae blooms are green or red or brown, slimy, smelly and you don’t want it coming soon to a waterfront near you. Most of us don’t give a lot of thought to algae until the furry-like monstrosity is spreading over beaches, rivers, lakes and bays, but gigantic algae blooms have […]
By MICHAEL WINES 7 August 2013 MELBOURNE, Florida (The New York Times) – The first hint that something was amiss here, in the shallow lagoons and brackish streams that buffer inland Florida from the Atlantic’s salt water, came last summer in the Banana River, just south of Kennedy Space Center. Three manatees — the languid, […]
By Oliver Laughland 10 July 2013 (The Guardian) – An alarming set of reports on the condition of the Great Barrier Reef published on Wednesday say its overall condition in 2011 declined from moderate to poor, and highlights that reef-wide coral cover has declined by 50% since 1985. The series of reports blame part of […]
By Melissa Hathaway, guest blogger14 June 2013 It has been well publicized over the last 30 – 40 years that carbon dioxide is driving the greenhouse effect, resulting in: global warming; carbon cycle imbalances; the melting of the polar caps; and changes to the deep sea currents which carry warm water from the equator towards […]
By Fiona Harvey, environment correspondent 24 May 2013 (The Guardian) – The majority of the 9 billion people on Earth will live with severe pressure on fresh water within the space of two generations as climate change, pollution and over-use of resources take their toll, 500 scientists have warned. The world’s water systems would soon […]
28 February 2013 (EPA) – The proportion of rivers and streams in poor biological condition, based on the Macroinvertebrate MMI, ranges from 26% in the Western Mountains ecoregion to 71% in the Coastal Plains ecoregion. The three most widespread stressors to rivers and streams — phosphorus, nitrogen, and riparian vegetative cover are depicted by ecoregion. […]
By Ian Simpson26 March 2013 WASHINGTON (Reuters) – Fifty-five percent of U.S. river and stream lengths were in poor condition for aquatic life, largely under threat from runoff contaminated by fertilizers, the U.S. Environmental Protection Agency said on Tuesday. High levels of phosphorus and nitrogen, runoff from urban areas, shrinking ground cover, and pollution from […]
By Rob Jordan 25 February 2013 (Stanford Report) – It’s no secret that China is faced with some of the world’s worst pollution. Until now, however, information on the magnitude, scope and impacts of a major contributor to that pollution – human-caused nitrogen emissions – was lacking. A new study co-authored by Stanford Woods Institute […]
