pollution

Science, Tech & Environment

Geo Quiz and answer

For our Geo Quiz, quiz, we're looking for a rocky archipelago off Norway's northwest coast. The answer is Lofoten, where marine biologist Hieke Vester studies and records communication among marine mammals. The World's David Leveille has the story.

Conflict & Justice

Geo answer

For today's Geo Quiz we're looking for Australian coastline. The answer is the Kimberley Coast, where an oil pipeline is spewing crude oil and natural gas into the sea. Jeb Sharp speaks with John Carey, director of the Kimberley Conservation Project.

Global Politics

Top UN climate negotiator steps down

The top United Nations climate negotiator has resigned following his failure to secure a comprehensive treaty at the Copenhagen climate summit. The World's environment editor Peter Thomson reports on the challenges ahead for climate negotiators.

Global Politics

Impact of oil spill on marine life

At least 4 million gallons of oil have leaked into the Gulf of Mexico from the Deepwater Horizon well, and the efforts to protect the ecosystem continue. Anchor Marco Werman speaks with Vernon Asper, a researcher at the University of Southern Mississippi.

Science, Tech & Environment

A proposed Ohio gas pipeline is raising safety and property rights concerns for landowners in Ohio

Believe it or not, the Keystone XL pipeline is not the only pipeline in North America. Pipelines that carry natural gas from wells to refineries stretch hundreds of miles in the US, crossing public and private land. Many of these pipelines are planned for densely populated areas, and in some states, local opposition has been fierce.

Science, Tech & Environment

Rising carbon dioxide levels may reduce the nutritional value of important foods

Rising levels of atmospheric CO2 are already having significant impacts on climate, weather patterns and water supplies. Scientists expect increased carbon dioxide levels will also affect agriculture across the world, in ways we can't predict. The results of a recent study suggest that one of those affects could be quite alarming.

Science, Tech & Environment

What deteriorating air quality looks like around the world

The Chinese government announced Monday that it plans to take more than five million vehicles off the road to improve air quality, including 330,000 cars in Beijing. This announcement comes only weeks after the World Health Organization announced that only 12 percent of cities reporting on air quality meet their standards for safe levels. With the help of our newsroom designers, we put together a list of places recently affected by deteriorating air quality and incidents of smog.