| http://www.w3.org/ns/prov#value | - e done by deliberately introducing fine particles -- such as those thrown up naturally from volcanoes -- into the upper atmosphere to scatter sunlight and heat back into space.* Such a solution might cost as much as $1 billion a year -- or just $100 million if technologically advanced options were employed.* That would be between 0.1 percent and 1 percent of the $100 billion a year it is estimated
|
