Technology

Localizing the effects of climate change remains challenging. But a new tool makes it easier to at least pin down the local sources of one of the main greenhouse gases, with the inventory led by Purdue University scientists.

Areas lacking easy access to affordable staple foods can signal larger long-term problems, including environmental ones. Simple interactive maps can play a key role in engaging your community.

Now journalists can explore the ocean deeps with Google Earth's newest tool.

Joining the world of Twitter, the social networking system that allows short messages, can plug you into a new world of sources.

If you need information on land use changes over time, or on current land uses and character, you may want to check out decades-worth of globe-spanning satellite images that USGS has made freely available to the public.

On February 17, 2009, all full-power broadcast US television stations will stop broadcasting on analog airwaves and begin broadcasting only in digital. So, many old TVs are now creating e-waste challenges as they're relegated to landfills and recycling centers.

In alternative-fuel transport circles, the plug-in hybrid electric vehicle (PHEV) is the current Holy Grail.

NASA to hold media briefing Jan. 24 for planned Earth Science program activities.

NRC takes closer look at desalination.

FDA's decision on the sale of cloned meat and dairy products is expected soon.