Climate Change

Recent Posts

Area from Massachusetts to North Carolina Faces Accelerating Sea Level Increase
Posted on 25 Jun 2012 by Thomas H. Clarke, Jr.

Climate change has, on average, raised the surface of the world's oceans in recent decades by melting glaciers and causing seawater to expand as it warms. But the rise has not been uniform, just like the increase in ocean temperature. As noted in... Read More

Global Warming: There are Reasonable, Cost-Effective Steps that Can Slow the Temperature Rise, but They May Be Rendered Moot by Massive Increases in CO2
Posted on 4 Mar 2012 by Thomas H. Clarke, Jr.

First, some good news. Prior posts have noted repeatedly the key role that methane plays in global warming (the longterm trend in temperature, not seasonal or annual variations). Prior posts have also noted the role that particulates-aerosols play in... Read More

Understanding Global Warming: Does Less Sea Ice Mean More Northern Hemisphere snow? Possibly.
Posted on 27 May 2012 by Thomas H. Clarke, Jr.

It was not that long ago that those who believe (on faith, not scientific fact) that there is no global warming, celebrated the snowfall in the Eastern U.S. as though it showed that global warming was not happening. Prior posts have reviewed a number... Read More

California Superior Court blocks regional GHG regulations for failing to undertake CEQA review
Posted on 21 Jan 2012 by Thomas H. Clarke, Jr.

In Nov. 2010 the California Building Industry Association (CBIA) filed suit against the Bay Area Air Quality Management District's (BAAQMD) CEQA Guidelines re GHG emissions. Among other requirements, environmental evaluations were required if a project... Read More

Could the Amazon Become a Greenhouse Gas (GHG) Emitter Rather Than a Sink?
Posted on 3 Apr 2012 by Thomas H. Clarke, Jr.

The Amazon has long been conceived of as a CO2 sink because of its mass of vegetation. Researchers are now concerned that drought and deforestation may make it a net emitter. Because of regular measurements of about 100,000 trees, researchers estimate... Read More