China's junk buyers have transformed the electronic garbage of wealthy countries into small fortunes for years, often tainting rivers with toxic.
A company that uses solar energy to recover crude has scored financing from some big oil players, highlighting a growing niche of exploration.
Many shale-rich countries face a dilemma, says a new report. It might mean a choice between fracking for energy or having enough water to drink.
As ice retreats in the Northwest Passage, bigger and more luxurious cruise ships are booking voyages on the storied route. NBC News reports.
Big Oil has tried for years to bolster its green credentials. Royal Dutch Shell recently joined the environmental bandwagon.
Vinod Khosla, a green energy billionaire with ties to President Obama, is fighting surfers over access to a beach south of San Francisco. NBC reports.
Although atomic power is languishing, the industry is going on the offensive to change the conversation.
A look at photos of damage to a boatyard in Santa Catalina Island, and the weather forecast into the Labor Day weekend, with The Weather Channel's Alex Wallace.
Levels of several major toxins have drastically fallen in American cities since 1990, the EPA said.
As China lays down plans for a national carbon trading scheme, it risks repeating mistakes made by flooding its pilot markets with free permits.
Alaska is setting tourism records due in part due to improved air service and cruise access to the Northwest Passage.
Ebola outbreaks may become more frequent because of climate change, scientists warn, as the deadly disease ravages West Africa.
Sam Gill, CEO of ET Index, discusses how investors can get value by using the company's index which links share price to greenhouse gas emissions.
Richard Templer, director of Climate-KIC UK, says start-ups with an interest in climate change are on the rise in an "exciting" market.
CNBC looks at which countries may be worst hit, both environmentally and economically, by climate change.
Fabrice Bienfait, principal at Environmental Technologies Fund, discusses his investments in sustainable companies, including Kebony wood.
India is the world's biggest asbestos importer. The $2 billion industry has seen double-digit annual growth and provides about 300,000 jobs.
Francis Wright, co-founder of Turquoise Associates, says as solar energy gets cheaper, there will be a "huge proliferation" of the technology in Europe.
The U.S. lacks a plan to save coastal cities from hurricanes and rising sea levels, and getting there may not be easy.
Alvin Kwock, Head of Emerging Technology Research at JP Morgan, says there is a lack of charging infrastructure for fuel-friendly cars in Asia.