Monday, October 27, 2014

Towering Ambition to Help Protect Amazon Rainforest

Amazonian tree canopy (Credit: climatenewsnetwork.net) Click to enlarge.
One of the biggest towers in the world – taller than the Eiffel Tower in Paris, the John Hancock Tower in Boston, and the Chrysler Building in Chicago − is about to rise above the rainforest.

The purpose of the 325-metre (1,066 feet) Amazon Tall Tower Observatory (ATTO) is to gather vital information on how climate change is affecting the Amazon ecosystem and other humid tropical areas, using climate models.

The research project is being run by Brazil’s National Institute for Amazonia Research (INPA), and the Max Planck Institute for Chemistry, Germany.  As one of the project directors, Paulo Ataxo, of the University of São Paulo, explains: “The tower will help us answer innumerable questions related to global climate change.”

Jointly financed by the Brazilian and German governments, the ATTO – which has taken seven years to plan and build − is located 100 miles from the city of Manaus.  The steel girders had to be transported 4,000 km by road and river from the factory in southern Brazil, and finally up a dirt track into the heart of the forest.

The ATTO, adding to a network of smaller observation towers already in the area, will be able to monitor − without direct human influence − changes in air masses over an area of hundreds of miles.  It is expected to be in operation for at least 20 years, measuring the wind, humidity, carbon absorption, cloud formation and meteorological patterns in the soil, tree tops, and the air above, adding to the growing body of research showing how vital it is to stop deforestation.
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The Brazilian government claims it is reducing deforestation.  But, according to Environment Ministry figures, the vast area known as Amazônia Legal, which covers the whole of the Amazon basin, has already lost almost a fifth (18.2%) of its total area of 5 million sq km  − that is, around 900,000 sq km.

Read More at Towering Ambition to Help Protect Amazon Rainforest

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