What we're reading: tsunami warning system

Tsunami warning system; greenest electronics companies; smart mud replaces plastics; wind farm efficiency; Tesla investors.

1.) Undersea communications cables could be used as a tsunami warning system.

2.) Are wind farms less efficient than we think?

3.) Smart mud made of water and clay could be the new plastic.

4.) If you're a U.S. citizen, you are now officially an investor in Tesla Motors.

5.) Greenpeace rates Nokia as the greenest electronics company. The worst? Nintendo.

This post was originally published on Smartplanet.com