Latest Tipping point Stories
An abrupt release of methane, a powerful greenhouse gas, from ice sheets that extended to Earth's low latitudes some 635 million years ago caused a dramatic shift in climate.
A New Mexico Tech scientist believes he has found a way to head off dangerous climate change. Oliver Wingenter said the idea is simple - fertilize the ocean so that more plankton can grow.
NASA and Columbia University Earth Institute research finds that human-made greenhouse gases have brought the Earthâ€™s climate close to critical tipping points, with potentially dangerous consequences for the planet.
By Mary Milliken LOS ANGELES (Reuters) - California made a bold move to curb global warming by passing on Thursday the first bill in the United States to cap man-made greenhouse gas emissions, an action state leaders hope will be copied across the country. Gov.
Human-fueled global warming has reached a "tipping point," according to a new survey of scientific research that found warming would continue even if greenhouse gas emissions halted immediately.
By Alister Doyle, Environment Correspondent OSLO (Reuters) - Rising temperatures trigger a runaway melt of Greenland's ice sheet, raising sea levels and drowning Pacific islands and cities from New York to Tokyo.
Many scenarios may read like the script of a Hollywood disaster movie, but many scientists say there are real risks of "tipping points" -- sudden, catastrophic changes triggered by human activities blamed for warming the planet.
- The horn of a unicorn considered as a medical or pharmacological ingredient.
- A winged horse with a single horn on its head; a winged unicorn.