Sunday, April 22 will mark the 48th anniversary of Earth Day. A lot of concern about the planet’s future was generated back then and a passionate movement was launched that endures to this day. But much has changed since 1970 when the Earth was in a substantial cooling trend. Today, of course, the angst is over a significant warming. The big concern is that, because of “carbon pollution,” the planet will heat up to catastrophic levels causing all sorts of problems like rising sea levels, … [Read more...]