Why taxing plastic grocery bags actually works

CC BY 2.0 Randy Wick Charging pennies for a plastic bag is an effective way to reduce waste, but not just because of the cost. It may have served you for a quick trip home from the grocery story, but a single plastic bag can take over 1,000 years to decompose. Many …

ChallengesClimate ChangeEnergySmart CitiesSolutions

Peru’s Climate Leaders Awarded over $11 Million for Low-Carbon Urban Transport

Peru was recently awarded €9 million ($11.14 million) for its urban transport Nationally Appropriate Mitigation Actions (NAMA) by the German and British NAMA facility. This climate finance award will allow the Peruvian government to leverage $50 million from development aid agencies – especially KfW, the Inter-American Development Bank (IDB), and CAF Development Bank of Latin America …

Smart Cities

Living the One Planet Life at the UK’s 15 year old Sustainable Community

By David Thorpe The view from the south looking over the lake towards the terrace. Not far from the minster town of Southwell, Nottinghamshire, in England’s Midlands (Robin Hood country to you) Hockerton housing cooperative is one of the UK’s best-known example of communal one planet living. Five households have …

CSR Green BusinessEcoPreneurEnergyGreen BuildingGreen OfficeGreenCSRSolutions

Businesses get solar at no upfront cost, encourage their customers and employees to invest too

CC BY 2.0 Solarcentury When companies like Solar City started offering no money down solar leases in California, it heralded the start of a major solar power boom. By removing the sometimes daunting upfront capital costs, and allowing customers to instead lease their rooftops and buy back energy at a cheaper rate, …

ChallengesClimate Change

Americans Have No Idea About The Health Consequences Of Climate Change

Most people think climate change won’t affect their health—or the health of those around them. If scientists are right, climate change will have a serious impact on our collective health and well-being. We’ll see the physical and mental effects of floods and extreme weather. We’ll see diseases spread by water, food, …


These Cheap, Invisible Solar Cells Can Be Spray-Painted On Anything

The solar cells can be rolled up like wallpaper and then unrolled onto any surface. Most solar panels, made of expensive electronics encased in glass, are awkward to use anywhere other than a rooftop or solar farm. But in the near future, spray-on solar cells will be able to turn almost anything—from …

ChallengesEcoPreneurFood InsufficiencyPlanet

This Floating, Water-Filtering Greenhouse Is Designed To Grow Food In Overcrowded Cities

The Jellyfish Barge doesn’t take up space on land, and instead of using valuable freshwater, the hydroponic system filters the polluted water it’s sitting on. As the global population surges to almost 10 billion in the next four decades, we’ll have to grow as much as 70% more food at the same …

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ChallengesClimate ChangeEnvironmentInternational

The long and winding road to Paris

As the dust settles after the 20th Conference of the Parties (COP20), IIED sifts through the events in Lima. In the run-up to the 20th Conference of the Parties (COP20), held in Lima, Peru in December, there was an air of optimism and a sense that some much-needed momentum was …

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Report: 5 Trillion Pieces of Plastic Floating in World’s Oceans

More than five trillion pieces of plastic, collectively weighing nearly 269,000 tons, are floating in the world’s oceans and causing damage throughout the food chain, according to new research, as reported by The Guardian. Data collected by scientists from the United States, France, Chile, Australia and New Zealand suggests a …

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Purdue Researchers Turn Biomass Waste into Valuable Chemical Products

A team of researchers from Purdue University’s Center for Direct Catalytic Conversion of Biomass to Biofuels (C3Bio) has developed a new catalytic process that converts biomass waste into chemical products that can be used in fragrances, flavorings or to create high-octane fuel for racecars and jets, reports. The process …