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Showing posts from March 9, 2014

International Day Of Rivers

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Celebrating International Rivers (In pictures)

Day Of Action Defending World Heritage Rivers

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"Governments the world over have taken legal measures to protect particularly unique and valuable natural and cultural treasures in perpetuity. The establishment of national parks is one mechanism that has resulted in an estimated 6,500 protected areas in countries across the globe. Yet even these protected areas face destructive large dams. With more than 500 dams now planned in the Balkans, for example, our friends at River Watch are organizing to “Save the Blue Heart of Europe” against dams planned in national parks in Albania, Macedonia and Slovakia. The question has been posed: If we can’t stop destructive dams in our national parks, then where can we draw the line?

International Rivers will be taking action on March 14 to profile the threats to rivers and related ecosystems that are designated UNESCO World Heritage Sites. Of the nearly 1,000 sites of “outstanding universal val…

Scientists: Earth Has A Secret Reservoir of Water

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'Ringwoodite' points to water deep within Earth

Late Melbourne scientist Ted Ringwood's theories appear to have been validated with the discovery of a sample of Ringwoodite from deep beneath the Earth's surface.

One hundred and fifty years ago, in Journey to the Centre of the Earth, French science-fiction forerunner Jules Verne pictured a vast sea that lay deep under our planet's surface.

Today, that strange and haunting image has found an unexpected echo in a scientific paper.

That particular zone in the Earth, the transition zone, might have as much water as all the world's oceans put together.

Graham Pearson, University of Alberta

Writing in the journal Nature, scientists said they had found an elusive mineral pointing to the existence of a vast reservoir deep in Earth's mantle, 400 to 600 kilometres beneath our feet.


The brown diamond that yielded the ringwoodite sample. Photo: Richard Siemens/University of Alberta It may hold as much water as …