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Space & Earth science / Environment news 1234

Wildlife numbers plummet globally: WWF

May 16, 2008 | User rating: 4 / 5 after 7 vote(s) | User comments: 2

The world's wildlife populations have reduced by around a quarter since the 1970s, according to a major report published Friday by the WWF conservation organization.


Huge project to restore Everglades to be suspended

May 16, 2008 | User rating: 4.4 / 5 after 12 vote(s) | No comments yet

(AP) -- Construction on a huge reservoir meant to help restore the Everglades will be put on hold over a lawsuit brought by a group that fears the water could be diverted for other purposes.


Addressing the 'nitrogen cascade'

May 15, 2008 | User rating: 3.8 / 5 after 22 vote(s) | User comments: 5

While human-caused global climate change has long been a concern for environmental scientists and is a well-known public policy issue, the problem of excessive reactive nitrogen in the environment is little-known beyond a ...


NASA study links Earth impacts to human-caused climate change

May 14, 2008 | User rating: 3.3 / 5 after 23 vote(s) | User comments: 1

A new NASA-led study shows human-caused climate change has made an impact on a wide range of Earth's natural systems, including permafrost thawing, plants blooming earlier across Europe, and lakes declining in productivity ...


New Analysis Shows Important Slowdown in Lake Tahoe Clarity Loss

May 13, 2008 | User rating: 3.7 / 5 after 7 vote(s) | No comments yet

For the first time since researchers began continuously measuring Lake Tahoe's famed water clarity 40 years ago, UC Davis scientists reported today that the historical rate of decline in the lake's clarity has slowed considerably ...


Fecal microorganisms inhabit sandy beaches of Florida

May 13, 2008 | User rating: 4.1 / 5 after 7 vote(s) | No comments yet

Traditionally, the cleanliness of a beach is monitored by sampling the bathing water a few meters from shore. But since sand is an effective filter, it follows that fecal bacteria (those from sewage) may be concentrated in ...


Microwave zapping kills invasive species before the invasion

May 12, 2008 | User rating: 4.4 / 5 after 16 vote(s) | User comments: 3

Scientists in Louisiana are reporting development and successful testing of a new cost-effective system to kill unwanted plants and animals that hitch a ride to the United States in the ballast water of merchant ...


Oil powered Norway gradually turns into the wind

May 11, 2008 | User rating: 4.8 / 5 after 15 vote(s) | No comments yet

As Norway prepares for a future after oil, the gale-force potential of harvesting wind power off its long coastline has become an increasingly attractive proposition.


Restoring fish populations leads to tough choice for Great Lakes Gulls

May 14, 2008 | User rating: 4.6 / 5 after 8 vote(s) | No comments yet

You might think that stocking the Great Lakes with things like trout and salmon would be good for the herring gull. The birds often eat from the water, so it would be natural to assume that more fish would mean better dining. ...


Study says Chinese air quality standards not yet met

May 13, 2008 | User rating: not shown ( 2 vote(s) ) | User comments: 1

With the Olympic Games in sight, the Chinese Government is committed to improving the air quality in Beijing, and has had measures in place since 1998 which have already made a difference. However, there is still some way ...


EU says car pollution targets unworkable: report

May 12, 2008 | User rating: 4.6 / 5 after 8 vote(s) | User comments: 2

A senior EU official has said that a European Union deadline to cut carbon dioxide emissions from new cars by 2012 was unrealistic, according to an interview with a German newspaper.


Japan aims to cut emissions by 60-80 pct by 2050: reports

May 11, 2008 | User rating: 4.3 / 5 after 6 vote(s) | No comments yet

Japan aims to cut its greenhouse gas emissions by between 60 and 80 percent by 2050, news reports said on Sunday, as part of measures setting out the country's long term environmental goals.


Microsoft in deal on European environment data

May 15, 2008 | User rating: not shown ( 4 vote(s) ) | No comments yet

(AP) -- Microsoft Corp. says it is collaborating with the European Environmental Agency to make information about local air and water pollution levels freely available to consumers through Microsoft Web portals.


Does fishing on drifting fish aggregation devices endanger the survival of tropical tuna?

May 15, 2008 | User rating: 4.9 / 5 after 7 vote(s) | No comments yet

Fishermen hold empirical knowledge that tuna aggregate under floating objects, such as lengths of old rope, pieces of wood, or even large marine mammals. There is still no full explanation for this aggregation behaviour, ...


Indianapolis trees provide $5.7M in benefits

May 15, 2008 | User rating: 4.6 / 5 after 10 vote(s) | No comments yet

U.S. Forest Service scientists with the Center for Urban Forest Research have completed a study that found planting and nurturing Indianapolis street trees brought a 500 percent return in benefits from storm water reduction, ...


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