Sea lions in California are under duress from a rather unassuming source: algae. Driven by higher water temperatures and pollution, toxic algae is leading to fatal brain damage in many California sea lions.
Poor air quality is a major problem worldwide. Exposure to air pollution is linked to the premature deaths of an estimated 6.5 million people every year. This makes air pollution the fourth largest threat to human health, trailing only high blood pressure, dietary risks, and smoking.
A newly released report by the United Nations takes a strong stance against the use of industrial agrochemicals, saying that they are not necessary for feeding the world. The continued use of pesticides at the rate the world currently does in fact can have very detrimental consequences.
Last year, tiger poaching in India jumped to its highest levels in 15 years. The spike was the result of killings by gangs of poachers, tigers being snared by locals trying to trap other animals for food, and by cutbacks in anti-poaching efforts because of budget cuts.
Poor air quality is a serious problem. Exposure to air pollution is linked to the premature deaths of an estimated 6.5 million people every year. This makes air pollution the fourth largest threat to human health. Only high blood pressure, dietary risks, and smoking are a bigger danger.
What large mammal routinely kills 200 humans in the Eastern United States every year? Here’s a hint: It’s not cougars. It’s actually overabundant white-tailed deer.
Much of the public discourse about pollution is focused on the long-term consequences of greenhouse gases in the atmosphere. There are still some who doubt that such consequences are really in the offing or that our actions are responsible in any case.