In 1610 Galileo observed dark features on the face of the sun – sunspots. In the preface to a little book Galileo wrote on sunspots that was published in 1613, he was credited with having discovered sunspots but an Englishman, Thomas Harriott, and … [Read more...] about August 2008: The first Sunspot-less Month since June 1913
Another Hurricane Heading for New Orleans
"The Mayor of New Orleans ordered a mandatory evacuation of the partially rebuilt city yesterday as another monster storm bore down on Louisiana nearly three years to the day after Hurricane Katrina wiped out entire swaths of the metropolis. … [Read more...] about Another Hurricane Heading for New Orleans
Greenland’s Ice Follows Dramatic Fall in Carbon Dioxide Levels?
According to a recent paper** published in the journal Nature, only a dramatic fall in atmospheric carbon dioxide levels are able to explain the transition from the mostly ice-free Greenland of three million years ago, to the ice-covered Greenland of … [Read more...] about Greenland’s Ice Follows Dramatic Fall in Carbon Dioxide Levels?
Time for a Counter-Consensus: Christopher Booker
In today's UK Telegraph Christopher Booker has commented: "As the estimated cost of measures proposed by politicians to 'combat global warming' soars ever higher – such as the International Energy Council's $45 trillion – 'fighting climate change' … [Read more...] about Time for a Counter-Consensus: Christopher Booker
Causal Linkage between Carbon Dioxide and Global Warming (Part 4)
On the evening of Sunday, August 10, I asked for citations of research papers in reputable scientific journals that examine the causal link between anthropogenic carbon dioxide and global warming and that quantified the extent of this warming.** In … [Read more...] about Causal Linkage between Carbon Dioxide and Global Warming (Part 4)
Upcoming Changes to the Blog
I started this blog on April 14, 2005, pondering what it means to be a progressive environmentalist. For more than two years various people made a significant contribution to the blog including Neil Hewett and Paul Biggs. About a year ago I asked … [Read more...] about Upcoming Changes to the Blog