climate change

One more item to add to the ever-growing list of the dangerous impacts of global climate change. Warming oceans are leading to an increase in the harmful neurotoxicant methylmercury in popular seafood, including cod, Atlantic bluefin tuna and swordfish, according to research led by the Harvard John A. Paulson School of Engineering and Applied Sciences… Read more

High levels of human-made CO2 causes ocean acidification that is rapidly dissolving the seafloor, a new study warns. Normally the deep sea bottom is a chalky white. It’s composed, to a large extent, of the mineral calcite (CaCO3) formed from the skeletons and shells of many planktonic organisms and corals. The seafloor plays a crucial… Read more

People deemed to be egotistical do not use the area of the brain that enables us to look into and imagine the distant future, researchers at the University of Geneva report. They also found that in more altruistic individuals, on the other hand, the same area is alive with activity. The findings may help psychologists… Read more

By 10am in the sugarcane fields outside the town of Tierra Blanca in El Salvador, the mercury is already pushing 31°C. The workers arrived at dawn: men and women, young and old, wearing thick jeans, long-sleeved shirts and face scarves to prevent being scorched by the sun’s rays. They are moving quickly between rows of… Read more

To halt climate change and prevent dangerous warming, we ultimately have to stop pumping greenhouse gases into the atmosphere. While the world is making slow progress on reducing emissions, there are more radical options, such as removing greenhouse gases from the atmosphere and storing them underground. In a paper published today in Science my colleagues… Read more