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Dangerous Climate Change
If global temperatures rise more than 2°C above pre-industrial levels, the risk of potentially catastrophic impacts increases greatly. A U.S. climate policy consistent with avoiding such temperatures would require a reduction in heat-trapping emissions of at least 80 percent by 2050.
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The Space Age at 50
This fall, we celebrate the golden anniversary of the space age. But just as space has provided us with many opportunities to improve our lives, it is also a potential battlefield. Will efforts to weaponize space damage this valuable resource and make life more dangerous here on Earth? |
Is the Tide Shifting Toward Cleaner Cars?
With gasoline prices hovering near the $3 mark, a new Congress in place, and sales of large, gas-guzzling vehicles slumping, UCS saw an opportunity to call for real change on cleaner cars and got the attention of consumers, lawmakers, and automakers alike. |
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Departments
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How It Works: Heat-trapping Gases
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Solutions Offered: Putting Vehicles on a Low-Carbon Diet |
To read more informative articles like these, join UCS today and receive a free subscription to Catalyst. Here is a rundown of the other articles published in the Fall 2007 issue:
Perspective: Keeping Scientific Integrity on the Agenda
Act Now: For a Safe and Healthy Future
Member News: Local Action on Global Issues
Capitol Watch: Policy Makers Respond to Pressure
UCS at Work: Tools You Can Use
On the Road: Bringing Climate Science to the Northeast
Profile: Behind the Scenes on Clean Energy Policy
Catalyst is the official magazine of the Union of Concerned Scientists. Published twice a year, it brings readers a better understanding of the science behind our issues and a behind-the-scenes look at the people and work of UCS. You get a free subscription when you join UCS.
Back issues of Catalyst are available online. You can also order a copy for $3 while supplies last. Print and complete an order form and mail to UCS Publications, 2 Brattle Square, Cambridge, MA 02238-9105 or fax it to 617-864-9405. |
