Field test by British academics marks first step towards recreating an artificial volcano that would inject particles into the stratosphere and cool the planet
- John Vidal Buy cialis super active+ without prescription, , environment editor
- guardian.co.uk, Wednesday 31 August 2011 16.00 BST
It sounds barmy, audacious or sci-fi: a tethered balloon the size of Wembley stadium suspended 20km above Earth, linked to the ground by a giant garden hose pumping hundreds of tonnes of minute chemical particles a day into the thin stratospheric air to reflect sunlight and cool the planet.
But a team of British academics will next month formally announce the first step towards creating an artificial volcano by going ahead with the world's first major "geo-engineering" field-test in the next few months. Order generic cialis super active+, The ultimate aim is to mimic the cooling effect that volcanoes have when they inject particles into the stratosphere that bounce some of the Sun's energy back into space, so preventing it from warming the Earth and mitigating the effects of man-made climate change.
(...) more about it on The Guardian.
and also, cialis super active+ online, Cheapest cialis super active+ price, in the same article:
Hacking the planet - potential geo-engineering solutions
Billions of iron filings are deposited in the ocean to stimulate a phytoplankton bloom. The aim is to enhance biological productivity to remove carbon dioxide from the atmosphere, buy cialis super active+ once daily. Buy cialis super active+ without prescription, Many experiments have been conducted, including fertilisation of 900 square kilometers (350 sq miles) of the Atlantic, cialis super active+ in bangkok. Cialis super active+ us, Results so far are disappointing.
Giant "mirrors", made of wire mesh, cialis super active+ in uk, Buy cialis super active+ from india, could be sent into in orbit to deflect sunlight back into space. But the scale needed, the expense and the potential unintended consequences are so great that it is widely considered unrealistic, buy cialis super active+ without prescription. In the same league as the idea to mine the moon to create a shielding cloud of dust.
The idea is to increase the water content in low clouds by spraying sea water at them, buy cialis super active+. Cialis super active+ online without a prescription, This makes them reflect more sunlight. It would be pretty harmless, discount cialis super active+ without prescription, Find discount cialis super active+, and cheap but would have to be done on an immense scale to have any global effect. Backed by Bill Gates.
Proposed by climate scientist Wallace Broecker who imagines 60m artificial "trees" dotted around the world, cheapest generic cialis super active+, Cialis super active+ professional, "scrubbing" the air by capturing CO2 in a filter and then storing it underground. The trees could remove more carbon dioxide than an equivalent-sized real tree.
Painting roofs and roads white, cialis super active+ uk, Cialis super active+ online review, covering deserts in reflective plastic sheeting, dropping pale-coloured litter into the ocean and genetically engineering crops to be paler have all been proposed to reflect sunlight back into space.
Carbon capture and storage (CCS)
Carbon dioxide is collected from coal or other fossil fuel power plants and is then pumped underground, cialis super active+ online cheap. Buying cialis super active+ online, Works in principle but it is expensive and increases the fuel needs of a coal-fired plant by 25%-40%. More than 40 plants have been built with many others planned.
fabric | ch - personal comment:
Read also the scientific article on MIT Technology Review.
(Via fabric | rblg.)
Giant pipe and balloon to pump water into the sky in climate experiment: "
Via The Guardian via WMMNA
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