A few years ago Paul Crutzen, a Nobel Prize winner for work on the ozone layer, proposed a new name for the geological epoch based on the effects of human civilization on the earth. He proposed that the new epoch began in the early 1800 and should be named the...
A few years ago Paul Crutzen, a Nobel Prize winner for work on the ozone layer, proposed a new name for the geological epoch based on the effects of human civilization on the earth. He proposed that the new epoch began in the early 1800 and should be named the...
For thousands of years, the amount of CO2 in the Earth's atmosphere remained around 275 parts per million, but as seen in the graph below, that value started to increase in the mid-19th century, and then steeply increased to the year 2000 and beyond. This increase has...
Yesterday I wrote about truth and global warming, and indicated that science does not result in truth, it results in hypotheses and theories, which could be used to inform legislation, and action by governments and citizens. Two days ago, the British government...
Teaching Truth. That's the problem when we discuss and debate the scientific topic of global warming. As Tim Flannery points out, science is about hypotheses (and I would add theories), not truth. One of the long term problems in science teaching is helping students...
Now this is a stretch isn't it! Pancakes and global warming. You don't have to worry, pancakes will be around, even with the Earth heating up. But, what about maple syrup? Is global warming effecting maple trees in Vermont? Well, there was an article in the New York...
