Environmental

Recent Posts

Another potential sign of global warming: Crabs are invading the shallow waters of the Southern Ocean
Posted on 12 Mar 2011 by Thomas H. Clarke, Jr.

Numerous past posts have noted that evidence for global warming can be found in the numerous reports on specific environmental conditions and events around the globe (for example, the migration of corals around Japan, the trend in lakes around the world... Read More

Was humankind's first exit from Africa a failed activity?
Posted on 12 Mar 2011 by Thomas H. Clarke, Jr.

Prior posts have noted that the accepted wisdom is that some humans left Africa about 60 thousand years ago, and thereafter migrated all over the world. Now, researchers have found stone tools at a site in the Arabian Peninsula that suggests movement... Read More