Greenpeace has charged that Facebook, Apple, Microsoft, Google and others are contributing to global warming by using coal to power data centers for their cloud-based services. The charges are dramatic --- but are they on target?

In case you've missed it, someone recently dumped a large cache of e-mail files and documents from the University of East Anglia University's prestigious Climactic Research Unit onto the 'Net. The CRU is one of the leading climatology research institutions, and its data and models provide much of the infrastructure on which the theory of anthropogenic global warming (AGW) is based.

An anonymous hacker has posted private e-mails, files and other documents belonging to a noted climate researcher, sparking an international debate between skeptics of global warming and those who see it as an urgent problem.

The Federal Government’s decision to delay an Emissions Trading Scheme (ETS) has been met with mixed reviews by IT sources.