Daily Archives: June 13, 2018

Concern for global warming is not a new craze

It is 80 years since the first calculations showed that the Earth was warming due to rising greenhouse gas emissions. Some people argue that concern for global warming is a modern phenomenon. And that scientists and environmental activists invented these worries … Continue reading

Posted in Climate change | Tagged

Volcanic activity, declining ocean oxygen triggered mass extinction of ancient organisms

Global climate change, fueled by skyrocketing levels of atmospheric carbon dioxide, is siphoning oxygen from today’s oceans at an alarming pace—so fast that scientists aren’t entirely sure how the planet will respond. Their only hint? Look to the past. In a … Continue reading

Posted in Extinction | Tagged