Here's a site that's truly amazing. It's like Google compiled all of their most noble qualities into one location. The direction of Google.org is explained by this quote from its site:
"...In collaboration with experienced partners working in each of these fields, we will invest our resources and tap the strengths of Google’s employees and global operations to advance five major initiatives: Develop Renewable Energy Cheaper Than Coal (RE
Google goes on to explain just how it "advances" the above five initiatives by showing where their grant money is going. Here's the link to the "Grants and Investments" page.
The final notable feature of Google.org is the "Flu Trends" page. This is Google ingenuity at its best. Some time ago, Google noticed that large amounts of users would search for "Flu" keywords on google.com several weeks before any other methods notified the public of a "flu epidemic." Someone on the Google team realized if they could see what area of the country the users were from when they implemented their "flu" search, they could create a map of where the flu virus was most likely to rear its ugly head.