If planting more trees can replenish forests and remove carbon dioxide from the atmosphere, then could we also repopulate the Arctic with ice?
That's a question posed by a team of Indonesian designers with an eye-catching response to the climate crisis: iceberg-making submarines.

The idea, recently named runner-up in an international design competition appealing for radical approaches to sustainability, is the latest in a series of new proposals for "refreezing" the Earth's poles -- from sprinkling them with artificial sand to blasting seawater into the sky to brighten the clouds.

http://edition.cnn.com/style/article...scn/index.html

If that's the best these thinkers can come up with, it's time to go back to school.
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