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There are twice as many rogue planets as stars in the galaxy. So what might happen if a ringed planet the size of Neptune were on a collision course with Earth?
Iain Stewart investigates a new and controversial energy rush for the natural gas found deep underground. Sometimes, this is right under the places people live in. Getting it out of the ground involves hydraulic fracturing - or fracking. Iain travels to America to find to find out what it is, why it is a potential game changer and what we can learn from the US experience. He meets some of the people who have become rich from fracking as well as the communities worried about the risks.
Blizzards; it's one of the Earth's most beautiful secrets until it turns into a storm that can bring entire cities to a grinding halt.
2013 • Secrets of the Earth • Environment
The last episode deals with the future of conservation. It begins by looking at previous efforts. The 'Save The Whales' campaign, which started in the 1960s, is seen to have had a limited effect, as whaling continues and fish stocks also decline.
How can global warming of less than 1 degree Celsius drive extreme weather? You might need to look beneath the surface (of the ocean) for the answer.
2015 • MinuteEarth • Environment
As winter approaches, field teams are finishing up their science for the season. It's the last chance to obtain information for their research on the frozen continent. As most people are preparing to leave, a container ship is on its way in to supply food and materials to the skeleton crew that remains during the cold, dark winter months.
2017 • Continent 7: Antarctica • Environment