A new satellite could help scientists unravel some of Earth's mysteries. Here's how.

Imagine coloring a picture with 200 crayons instead of eight. That’s the difference in light and color that a new satellite bound for orbit will bring to the study of microscopic particles in our atmosphere and waterways, said Jeremy Werdell, a project scientist with the National Aeronautic and Space Administration. The satellite – called the Plankton, Aerosol, Cloud and Ocean Ecosystem, or PACE – will provide critical new information to help better understand the role such particles play in the exchange of carbon dioxide and energy in the atmosphere and ocean, and in our changing climate, scientists said. More

(Source: USA Today - Jan 30)