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The past, present and future of African dust

So much dust is scattered across the planet by the winds of the Sahara that it alters the climate. However, the emission and transport of this dust, which can reach the poles, fluctuate considerably. Although many hypotheses have been put forward to explain this phenomenon, no unambiguous relationship between this dust and the climate had been established until now. According …

Record torrential rainfall linked to warming climate By Alex Kirby

Scientists show that devastating increases in extreme rainfall over the last 30 years fit in with global temperature rise caused by greenhouse gases. LONDON, 13 July, 2015 – If you think you’re getting an unusually hard soaking more often when you go out in the rain, you’re probably right. A team of scientists in Germany says record-breaking heavy rainfall has been …

coal

The Great Burning: On Rising to the Greatest Challenge Humanity Has Ever Faced

We live in a time of what might be called The Great Burning. However, we tend to ignore the tremendous inferno blazing around us. Most of the combustion occurs out of sight and out of mind, in hundreds of millions of automobile, truck, aircraft, and ship engines; in tens of thousands of coal or gas-fired power plants that provide the …

Trees

University of Oxford finds trees inhale less carbon when they are drought – impacted

For the first time, an international research team has provided direct evidence of the rate at which individual trees in the Amazonian basin ‘inhale’ carbon from the atmosphere during a severe drought. The researchers measured the growth and photosynthesis rates of trees at 13 rainforest plots across Brazil, Peru and Bolivia, comparing plots that were affected by the strong drought …