Peter ThomsonThe state of the world’s environment is one of the most important stories of the new century. Debates over the impact of climate change reverberate throughout the globe. So do disputes about what actions might be necessary, both to preserve the environment and to develop sources of energy for a growing global community.

 

The World’s environment coverage, led by environment editor Peter Thomson, examines the health of the planet and explores the impacts of human activity on everything from the earth’s ecosystems to the food we put on our plates.

Environment


Closure of Lakes Laboratory Spurs Protest in Canada

A biologist checks the fishing nets in Lake 240, as part of an experiment examining the effects of flame retardants (found in TVs and couches) on lakes. The study showed that the chemicals break down into even more toxic substances. (Photo provided by Diane Orihel))

Scientists in Canada staged a rally on Tuesday against the policies of Prime Minister Stephen Harper. Protesters say the government is slashing environmental research and weakening environmental protections. Much of the anger stems from the planned closure of an ecological field station in Western Ontario. Reporter Ari Daniel Shapiro of our partner program NOVA has the story.

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Government vs Greens in Canada

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Host Lisa Mullins speaks with reporter Peter O’Neil of the Vancouver Sun about the growing frictions over environmental policy in Canada. The country’s new federal budget includes some big changes to environmental protections for things like fisheries, endangered species and national parks.

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Australia Declares Largest Indigenous Protected Area

Southern Tanami declaration ceremony (Photo:Central Land Council)

25 million acres Tanami Desert in Australia’s Northern Territory have been designated a protected area.

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Thousands of Turtle Eggs Crushed in Trinidad

It is reported that more than 20,000 turtles eggs were crushed by the bulldozers. (Photo: Marc De Verteuil/Papa Bois Conservation)

A government crew rolled over endangered leatherback turtle eggs with a bulldozer as they attempted to redirect a river that threatened the site.

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Jerusalem’s New Tram Winds Through Streets and Geopolitics

Passengers wait at a light rail tram station in Jerusalem in August 2011. (Photo: REUTERS/Ronen Zvulun)

Something shiny and new is winding its way through the streets of Jerusalem. It’s Israel’s first commuter light rail and it was designed to give Jerusalem’s public transportation a much needed upgrade. But it charges right through the city’s sensitive geopolitics – and it’s upsetting locals for all kinds of reasons.

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Postcard from Borneo

Danum Valley at Dawn, Sabah, Borneo (Photo: Chris Hails)

The Malaysian state of Sabah is home to Danum Valley, one of the largest protected tropical rainforests left in Malaysia. Chris Hails is a conservationist with the WWF – World Wildlife Fund for Nature sent us a postcard.

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A Deal with Devils to Control Australian Pests?

Researchers in Australia want to re-introduce native predators such as the Tasmanian Devil to the country's landscape. (Photo: JJ Harrison/Wikipedia)

Frustrated with their country’s inability to control introduced species, some Australian researchers are proposing to reintroduce two native predators to patrol their country’s landscape.

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Britain Turns to an Insect to Get Rid of an Invasive Plant

A locomotive overgrown by knotweed. (Photo: Jaap Tamminga/Wikipedia)

Scientists are turning to an insect to get rid of the invasive Japanese knotweed.

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Spaniards Trying to Save Illegally-Built Hotel

The 400-room El Algarrobico hotel has been the poster-boy for Spain's poor coastal management. (Photo: Gerry Hadden)

With its economy in tatters, Span is considering loosening coastline restrictions on homes and hotels.

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Eco-Farming Fosters Better Relations in Senegal

Mauritanian refugee Pele Diaw tends to her new vegetable crops. (Photo: Amanda Fortier)

An experimental eco-farming project is improving yields, saving water and soothing tensions among refugees and locals in eastern Senegal.

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Pacific Corals Protected by Natural Cooling?

WHOI climate scientist Kristopher Karnauskas examined this global satellite map of chlorophyll in surface waters. Higher chlorophyll is shown in green, yellow, and red; lower in aqua, blue, or purple. Chlorophyll indicates the growth of phytoplankton. To the left of South America, a line of green chlorophyll extends left (westward) toward the left edge of the map. (Photo: NASA)

Coral reefs around the world are seriously endangered by global warming. But scientists have discovered that an unusual cold current may make reefs around a small group of Pacific Islands slightly less vulnerable.

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‘This is how science works’

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I posted at some length last week on why I don’t respond to complaints from climate deniers, but what I’d say if I did. Well, yesterday a federal appeals court summed up my basic argument in two simple, direct sentences in upholding the EPA’s decision to regulate greenhouse gas pollution.

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On Not Responding to Climate Deniers, and What I’d Say If I Did

Climate Model Image, National Center for Atmospheric Research. (Image: University Corporation for Atmospheric Research (UCAR))

Why doesn’t The World give more attention to climate “skeptics?”

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The Rio Environmental Summit: One Teen Activist’s View

People protest during a march at the People's Summit at Rio+20 for Social and Environmental Justice in Rio de Janeiro. (Photo: Ana Carolina Fernandes/REUTERS)

Alysha Huggins is one of thousands of young activists in Rio this week pressing world leaders for a new greener approach to human development.

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Rio+20: Empty Words from Environmental Summit?

UN conference on sustainable development kick off. (Photo: UN)

Diplomats at the UN environmental summit in Brazil have agreed on a call for “urgent action” on the world’s environmental challenges, but critics say it will do little to actually address the problems.

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