Malaria, Lyme Disease, West Nile Virus, Dengue Fever, Rocky Mountain Spotted Fever, Chagas, Chikungunya and many other diseases infect humans through insect carriers. Ticks and mosquitoes are the primary disease agents. Birds are secondary agents because they get bitten by insects, ho

Does the recent warm spell over the eastern half of North America reflect climate change induced by increased greenhouse gases? When Europe experienced an extreme heat wave in 2003, two scientists at the Potsdam Institute for Climate Impact Research began a study to see if that event

Re-engineering the planet may be tougher than re-engineering humanity argues S. Matthew Liao, of New York University, in an article, Human Engineering and Climate Change published in Ethics, Policy & Environment. With the impact of greenhouse gases and rising atmospheric temperatu

For the last two weeks here in Toronto the temperature has been abnormally warm. Today, March 19, 2012, we will see late May, early June daytime high temperatures. This is the second winter in the last three to produce a winter that by Toronto standards can only be called balmy. Which

With one island nation, Kiribati, already planning an exit strategy, and climatologists and oceanographers marking the steady rise in ocean surface levels, the 21st century looks like it will witness the first definitive impact of global warming. The government of Kiribati recently re

How much of the world’s land surface do we use today for planting crops? If I said 20% would you think that is too low. Well it’s not. There are conflicting numbers on just how much of the planet is under cultivation. Here are  interesting numbers from one source: 81.98% o

Climate change as a result of human activity on Earth is a science that has more and more taken on credibility as we track rising global temperatures, ozone depletion, vanishing polar ice, shrinking alpine glaciers, and extreme weather systems that are a departure from recorded meteor