Revealing some of the most active, to the most potentially devastating, volcanoes on Earth. Earth Science - Geology - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab...

Dr. Forrester describes the ways that severe environmental conditions, such as earthquakes, wildfires, mudslides, and droughts, challenged settlers in the United States. She talks about how the Hoover Dam was built for flood control. She...

One person is missing in Cache Creek, and even as people flee their homes, there are fears the lack of foliage due to wildfires could mean there are more mudslides to come in the near future.

Many of the dead were buried in their homes in a remote village, where about 150 houses had been swallowed by mudslides.

Dozens of people have died in the flooding and millions have been told to leave their homes.

Fears death toll could rise after heavy pre-monsoon rains trigger mudslides that buried homes in Barak Valley.

Tens of thousands of people are without power in the Northwest after rain swamped some areas.

Some 1,400 people have been rescued, half by helicopter. But the ground search turns grim as crews find dozens of people confirmed dead.

Wintry weather to stretch coast to coast, with snow in Hawaii, mudslides in California and a major storm heading east.

Heavy rains caused several mudslides in the region, including the one in the town of Haines.

The typhoon had sustained winds of more than 90 mph with gusts up to 150 mph.

About 1.5 million people were evacuated because of the rains and flooding.