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
Interpreting Eastern Australian Rainfall Data
In The Weekend Australian I wrote that many false claims are made about the state of our environment on an almost daily basis but because most Australians are illiterate when it comes to science and maths, they are mostly just accepted. My first … [Read more...] about Interpreting Eastern Australian Rainfall Data
GM Becomes Election Issue in Western Australia
The growing of genetically modified (GM) food crops is currently illegal in several Australian states including Tasmania, South Australia and Western Australia. Western Australian Premier Alan Carpenter has promised to continue the ban while the … [Read more...] about GM Becomes Election Issue in Western Australia
Clouds at the Edge of Space
Two years after the 1883 eruption of Krakatoa, the Indonesian supervolcano, Robert Leslie published a note in the journal Nature describing wispy blue filaments in the night sky. He is now credited with the discovery of noctilucent clouds … [Read more...] about Clouds at the Edge of Space
No Reliable Data on Historical Polar Bear Numbers – A Note from Nichole Hoskin
Polar bears (Ursus maritimus) have become a symbol of global warming, and their predicted decline a sign of worst to come, but until very recently population estimates were really just educated guesses. Current polar bear numbers are estimated to … [Read more...] about No Reliable Data on Historical Polar Bear Numbers – A Note from Nichole Hoskin