Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news about fascinating discoveries, scientific advancements and more. A new analysis of ancient crystal grains embedded in rocks in the Australian outback shows that Earth had dry land and fresh water about 4 billion years ago; At that time, scientists thought the planet… Read More »
When people think about the risks of climate change, the idea of sudden change sounds pretty scary. Movies like “The Day After Tomorrow” feed into this fear with images of populations fleeing to escape unimaginable storms and rapidly changing temperatures. While Hollywood clearly takes liberties with the pace and magnitude of disasters, some recent studies… Read More »
When people think about the risks of climate change, the idea of sudden change sounds pretty scary. Movies like “The Day After Tomorrow” feed into this fear with images of populations fleeing to escape unimaginable storms and rapidly changing temperatures. While Hollywood clearly takes liberties with the pace and magnitude of disasters, some recent studies… Read More »
A man dives into Lake Michigan near Chicago. Ice cover on the Great Lakes was at its lowest level on record this winter, which could lead to water quality problems in the coming months. (AP Photo/Kiichiro Sato, File – image source) After a temperature-record-breaking winter, researchers around the world are taking a close look at… Read More »
As the world warms due to human-caused climate change, it is becoming harder for many people to access fresh water for drinking, cooking and cleaning purposes. This is because a warming world is leading to erratic rainfall patterns, extreme temperatures and periods of drought; in addition to decades of poor water management and extractive policies… Read More »
BENGALURU, India (AP) — Bhavani Mani Muthuvel and her family of nine have about five 20-liter (5-gallon) buckets of water weekly for cooking, cleaning and household chores. “We take turns doing everything from showering to using the restroom to doing laundry,” she said. This is the only water they can get. A resident of Ambedkar… Read More »
As the Arctic warms, its major rivers are changing in ways that could have major consequences not only for the Arctic region but for the world as well. Rivers represent the land arm of the earth’s hydrological cycle. As rain and snow fall, rivers carry freshwater runoff as well as dissolved organic and particulate materials,… Read More »
Superstorms, sudden climate changes, and New York City is covered in ice. This is how the blockbuster Hollywood movie “The Day After Tomorrow” depicted the sudden closure of the circulation of the Atlantic Ocean and its disastrous consequences. While Hollywood’s vision was at its peak, the 2004 film raised a serious question: How sudden and… Read More »