Costing the Earth
The little Scottish island of Eigg is teaching the world how remote communities can power themselves with clean, green energy. Tom Heap meets the locals who've built the pioneering system and the international visitors who are eager to learn their...
The Ozone Hole Thirty Years On
In May 1985 Joe Farman, Jonathan Shanklin and Brian Gardiner of the British Antarctic Survey published their paper in the scientific journal Nature. It revealed there was a large and expanding hole in the ozone layer above the Antarctic and that the...
Britain's Environment: The Debate
How will the next government tackle Britain's environmental problems? The politics of the environment and our food supply are vital for the future of the planet. Tom Heap hosts a debate asking if this election campaign has raised the issues that need...
China's Water Revolution
China has powered its development with water. When it needed energy for industry it built the largest hydro-electric dams in the world. When the farmland and factories of northern China were threatened with drought an enormous canal was built to pipe...
Tom Heap investigates whether eco-cities are living up to their promise. In years gone by, Costing the Earth has visited two eco-cities, which both promised that rapid urban development could be green, sustainable and profitable. Dongtan in China was...
The bulldozers have already begun work on London's 'cycle superhighways' or 'Crossrail for bikes'. Cycling enthusiasts have declared these segregated lanes to be the infrastructure which London needs to make cycling much more appealing for all. Andrew...
Could the return of the Pine Marten mean the end of the Grey Squirrel takeover? Tom Heap examines emerging evidence that where Pine Marten populations are healthy, Grey Squirrel numbers crash and native Red Squirrels increase. Tom meets the...
Climate Change: Inconvenient Facts?
With arctic sea ice shrinking and Antarctic sea ice growing, Tom Heap asks what is happening to the climate. Despite the consensus of scientists around the world, there are still some anomalies in the computer models of the future climate. Tom Heap is...
The Price of Cheap Oil
In this week's Costing The Earth Tom Heap asks what the falling price of oil means for the environment. First thoughts would be 'not good'. Lower prices mean that people don't need to be so careful how much fuel they use so what will the consequences...
Lava: A Dangerous Game
A report from the United Nations published this week highlights for the first time the international impacts of volcanoes. Previously regarded as a local problem for people in Iceland, Indonesia or Central America the UN now recognises that our...
Greening the Green Belt
The UK's housing crisis is acute. We need to build but where? Many critics point to the ample green space which surrounds some of our most overcrowded cities and towns. The green belt celebrates 60 years since it became part of National Policy but its...
Hunting the Beefalo
A failed breeding experiment has led to a hybrid creature running riot in the Grand Canyon. The Beefalo is now growing in number rapidly and causing damage to the landscape, threatening the environment and eco-system and trashing ancient monuments of...
Bristol: Green Capital?
Bristol has been named as Europe's Green Capital for 2015. Tom Heap finds out if local people will see real improvements in their city. Trapeze artists and a high wire act on a bicycle, spanning two former warehouses, heralded the start of Bristol's...
The Ice in Iceland
Iceland is warming faster than most countries, two to four times faster than the global average temperature rise. A quirk of geography means that the island's plants and animals are having to cope with rapidly rising temperatures whilst their...
Australian Premier, Tony Abbott is determined to develop his Northern Territory. With the enormous markets of South-East Asia on the doorstep of Darwin there's huge potential for oil, gas, mining and agriculture in the thinly-populated north. Locals...
The melting sea ice of the Arctic creates opportunities and threats for the people and wildlife of the region. This week the leaders of the polar nations are in Iceland to map out a future for the region at the Arctic Circle conference. Will oil and...
CostEarth: 20 May 2014: Britain's Overseas Wildlife
Britain's Overseas Territories, from the Caribbean to the Falkland Islands contain a treasure trove of wildlife. Tom Heap asks if we are doing enough to protect it. Produced by Alasdair Cross
CostEarth: 13 May 2014: Energy Storage
Solar and wind energy can often be wasted if it's not needed when it's generated. Tom Heap looks at ideas for storing energy, using the landscape or science, and asks if it's enough. Produced by Anne-Marie Bullock
CostEarth: 06 May 2014: The Future of our Food
Where will our food come from in the future? Tom Heap chairs the debate from the Bristol Food Connections Festival. Produced in Bristol by Martin Poyntz-Roberts
CostEarth: 29 Apr 2014: Chemical Weapons 100 years on
With the end of April being the deadline for Syria to sacrifice its entire arsenal of chemical weapons, Tom Heap finds out the nitty-gritty of how they're going to be disposed of.
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