With extremes of heat and cold expected to increase around the world as climate change affects weather systems, an ever-more-pressing question will arise about how people are expected to work in very hot or very cold conditions.
Hundreds of thousands of years ago our ancestors had an intimate relationship with their environment, which helped shape where and how they lived. But when the climate changed - when the river ran dry or local grasslands and herds dwindled - how did ancient humans respond?
Climate change is going to get worse, but as gloomy as the latest scientific reports are, including today's from the United Nations, scientist after scientist stresses that curbing global warming is not hopeless.
Lately, bouts of dangerously low oxygen levels - or hypoxia - have afflicted parts of the North American west coast, affecting critters from halibut to sea stars.
Supporters of legislation to address climate change rallied in Maryland recently to speed up the state’s goal of reducing greenhouse gas emissions from 40% of 2006 levels to 60% in 18 years.
Nashville Mayor John Cooper is launching his early 2022 sustainability agenda with a pledge to reduce Metro government's greenhouse gas emissions by 80% in the next 28 years.
