News articles tagged with 'ecosystem' (Page 36)
Genetically engineered corn could affect aquatic ecosystems
— 9 Oct 2007 12:30 | EnvironmentA study by an Indiana University environmental science professor and several colleagues suggests a widely planted variety of genetically engineered corn has the potential to harm aquatic…
Recovery from acid rain much slower than expected
— 29 Sep 2007 00:01 | EnvironmentAcid rain was one of the world's worst pollution problems of the 1970s and 1980s, affecting large areas of upland Britain, as well as Europe and North America. In Wales, more than 12,000…
Researchers discover forests of endangered tropical kelp
— 27 Sep 2007 08:35 | EnvironmentA research team led by San Jose State University and the University of California, Santa Barbara has discovered forests of a species of kelp previously thought endangered or extinct…
Addressing global warming key to ensuring long-term viability of Chesapeake Bay habitats
— 26 Sep 2007 17:16 | EnvironmentA new report on the impact of global warming on the Chesapeake Bay calls for a major shift in how land is managed in the bay to protect the nation's most prized hunting and fishing…
Ancient British bog provides clue to global warming
— 19 Sep 2007 17:44 | EnvironmentAnalysis of sediments from a British bog suggest that methane emissions increased due to intense global warming around 55 million years ago. Dr Richard Pancost from the University of…
The pristine freshwater fisheries of Canada at risk
— 19 Sep 2007 17:44 | EnvironmentIf you want to catch a trophy northern pike, walleye or brook trout in the northern Canadian wilderness, better plan your trip soon. That's because according to a report released today…
The sea-ice is getting thinner
— 13 Sep 2007 17:24 | EnvironmentLarge areas of the Arctic sea-ice are only one metre thick this year, equating to an approximate 50 percent thinning as compared to the year 2001. These are the initial results from…
Corals added to IUCN Red List of Threatened Species for first time
— 12 Sep 2007 16:49 | EnvironmentFor the first time in history, the IUCN Red List of Threatened Species includes ocean corals in its annual report of wildlife going extinct. A comprehensive study of marine life sponsored…
Refugia of the Brazilian Atlantic rainforest could be the basis for its regeneration
— 6 Sep 2007 13:42 | EnvironmentDuring the last glaciation, which ended about 10 000 years Before Present (BP), the Brazilian Atlantic forest extended over all the eastern side of the country, covering more than 1…
Coral reef fish harbour an unexpectedly high biodiversity of parasites
— 6 Sep 2007 13:42 | BiologyIn the same way as the tropical rainforest, the coral reefs of warm seas are among the richest ecosystems of the world in terms of their biodiversity. In fact the best conserved areas…