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Birds are declining faster and faster in 3 US hotspots, new study finds
Researchers have revealed that North American birds are declining at an accelerating rate in three regional hotspots associated with intense agriculture.
New US food pyramid recommends very high protein diet, beef tallow as healthy fat option, and full-fat dairy
The federal government has released new dietary guidelines, introducing an emphasis on consuming meat and dairy and avoiding highly processed foods.
Enough fresh water is lost from continents each year to meet the needs of 280 million people. Here's how we can combat that.
Earth's continents are losing 4 Olympic swimming pools' worth of fresh water every second, with dire consequences for jobs, food security and water availability.
13-year drought crippled Maya on Yucatán Peninsula 1,000 years ago, study finds
An analysis of a stalagmite within a Mexican cave reveals detailed evidence of drought that contributed to the downfall of the Maya civilization in the area 1,000 years ago.
Archaeologists discover that parties 11,000 years ago were BYOB — bring your own boar
Opinion Humans have feasted since the dawn of agriculture — but a new find suggests the practice of bringing exotic food to a communal gathering is even older.
Ancient 'female-centered' society thrived 9,000 years ago in proto-city in Turkey
Genetic analysis of skeletons buried in a Neolithic proto-city in Turkey reveals that female lineages were important in early agricultural societies.
Women likely ruled in Stone Age China, DNA analysis of 4,500-year-old skeletons reveals
Genetic analysis of 60 people buried in a Stone Age cemetery has revealed two clans headed by women that spanned 10 generations.
Groundwater in the Colorado River basin won't run out — but eventually we won’t be able to get at it, scientists warn
The Colorado River basin has lost a Lake Mead’s worth of water in the last 20 years — and scientists say we’re passing a "critical point" where pumping groundwater will become too expensive.
