Jim Hansen goes there: Texas summer ‘was a consequence of global warming’ | SciGuy | a Chron.com blog

In the paper he directly and without equivocation ties the Moscow (2010) and Texas (2011) heat waves to climate change

Cardinal Pell needs to practise what he preaches on climate change – Opinion – John Cook - ABC Religion & Ethics (Australian Broadcasting Corporation)

Pell's arguments make it painfully clear that he is unaware of the many lines of evidence that form our understanding of human-caused global warming.

...This begs the question: how is it that Cardinal Pell is unaware of the overwhelming body of evidence. Perusing the sources he cites offers some insight. Pell derives his information from vocal skeptics such as Ian Plimer, Bob Carter, William Happer and Christopher Monckton. He thereby ignores all the research available in the peer-reviewed literature, published by the 97% of climate scientists who agree with the consensus.