If Michael Mann's infamous hockey stick graph should be taken seriously as evidence that human activity is causing global climate change that must be stopped, or else it will trigger positive ...

It backs some of the key findings of the original study that gave rise to the iconic "hockey stick" graph. The diagram, which shows a sharp upturn in temperatures in recent decades, has been a prime ...

The hockey stick graph originally appeared in a research paper published in Nature in 1998 by US scientists Michael Mann, Raymond Bradley and Malcolm Hughes. It shows a line that is roughly straight ...

A year later, we extended the graph back 1,000 years. The millennial hockey stick, published on the dawn of a new millennium, conveyed clearly the unprecedented nature of the warming taking place ...

Mann's graph looks like a hockey stick lying on its side, with the blade sticking straight up. The so-called "hockey stick graph" was successful in helping the public understand the urgency of ...

PHILADELPHIA—Michael Mann is feeling pretty good about science. The climate scientist, author of the “hockey-stick graph” paper that infamously depicted a shocking rise in postindustrial ...

Ultimately, though, she attributes the growth revolution to innovation and human communication ... Coal and Natural Gas — Not Less. The fossil fuel hockey stick graph “exactly correlates” with major ...

Show more In 1998, the climate scientist Michael Mann published a simple graph shaped like an ice hockey stick: a long straight line which curves suddenly upward at the end. It was based on ...