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Governments have delivered the third major international climate change agreement inside 12 months, thanks to a new global deal to phase out the use of hydrofluorocarbons (HFCs). Nearly 200 countries signed off on the deal to amend the existing Montreal Protocol covering ozone layer-depleting chlorofluorocarbons (CFCs) and extend it to apply to the powerful HFC greenhouse gases commonly used in fridges, air conditioning units and aerosol sprays.

Governments have delivered the third major international climate change agreement inside 12 months, thanks to a new global deal to phase out the use of hydrofluorocarbons (HFCs). Nearly 200 countries signed off on the deal to amend the existing Montreal Protocol covering ozone layer-depleting chlorofluorocarbons (CFCs) and extend it to apply to the powerful HFC greenhouse gases commonly used in fridges, air conditioning units and aerosol sprays.

In the spirit of preservation at the heart of the National Park Service, Yellowstone National Park is setting an example and promoting sustainable building practices. The park's Living Building Challenge and LEEDv4 Platinum-certified project focus on transparency in choosing building products with labels that gauge a product's environmental and material impacts.

the creator of the sports-nutrition snacks began executing his commitment to organic agriculture and a sustainable supply chain. One of Erickson's first moves was to hire Elysa Hammond, a former classmate with whom he worked on issues involving hunger, agriculture and the environment during their college days. As the vision of sustainable food production came into focus, Hammond assumed the title of director of environmental sustainability.In May, 24 years after Clif bars, gels, trail mixes and other products first appeared, the company had a palette with which to paint a picture of sustainable manufacturing. The central design principle was biophilia - literally love of life, the concept of humanity's connection with nature and love of other living organisms.

The global market for green chemistry is expected to boom from $11 billion in 2015 to about $100 billion by 2020, according to data from the American Sustainable Business Council and the Green Chemistry and Commerce Council. While challenges remain -- notably around building a consensus about what "green" chemistry really means -- consumers are increasingly demanding safer and more sustainable products. "In a nutshell, the green chemistry market is poised for takeoff," writes Libby Bernick. GreenBiz.com (5/6)  

Shipowners are increasing pressure on the International Maritime Organization to craft carbon dioxide limits to help curb climate change. Critics contend IMO is moving too slowly, while the IMO says it needs to gather data to make an informed decision.

The country may be the world's largest carbon emitter, but China has the potential to become a clean energy leader. China is now the largest producer of renewable energy, generating 325 million tons of oil equivalent in 2013. Although renewables represented only 11 percent of the country's total energy production in 2014, this shift indicates the Chinese government's effort to transition its energy production mix.

The Rocky Mountain Institute's Business Renewables Center (BRC) is working together with RE100, led by The Climate Group in partnership with CDP, to accelerate the procurement of renewable energy by some of the world's most influential companies. The partnership aims to increase renewable demand (buyers), find renewable opportunities (developers and intermediaries), and provide the means to bridge the two through tools and knowledge.

Anheuser Busch, the Walt Disney Company's ABC, and Whole Foods Market are among more than 30 New York City businesses that have pledged to halve the amount of waste they send to landfills by June 2016. New York City Mayor Bill de Blasio aims to reduce the city's waste output by 90% by 2030.

L'Oreal's chief sustainability officer, Alexandra Palt, reveals how the global beauty brand is upending corporate norms to drive change across all levels of the business.

After new chemistry policies from the like of Target, Walmart and Kaiser Permanente, the economics of green alternatives are increasingly favorable.

New software breaks down the performance of financial investments in environmental conservation.

Walmart announced in April that it has removed 95 percent of the 10 highest priority chemicals targeted by its pioneering Sustainable Chemistry Policy. This is striking progress, as Walmart announced its goal to eliminate these chemicals just two years ago.

Corporations interested in sustainability have become a major driver in the renewable energy industry, said experts at the North American Energy Markets Association meeting in Florida last month. "There is about 15 GW of latent demand for renewables that wants to be built by 2020 in order to meet the targets of Fortune 500 companies that have committed to some degree of renewable energy in their supply portfolios," said Invenergy Vice President of Sales and Marketing Craig Gordon. 3M, Alphabet, Amazon and Microsoft are among the companies seeking power purchase agreements with renewables in the US.

Masdar City, founded in 2008, is a dynamic new Middle-Eastern city being built in a desert environment. Its aim is to be the most sustainable city in the world and offers an exciting opportunity to provide unique insights into the application of different innovative technologies as 'new-build' within an urban environment. Birmingham is a well-established post-industrial city that has evolved over fourteen hundred years. It was one of the fastest growing cities in 19th century England (Popp and Wilson, 2009) [1].

A study released at the True Cost of American Food Conference brings in both natural capital costs - and benefits - to get a true picture of what it takes to produce food in the U.S.

The California Assembly has passed a bill that would require the state to curb its greenhouse gas emissions 40% below 1990 levels by 2030. "With S.B. 32 we continue California's leadership on climate change," Assembly Speaker Anthony Rendon said.

The first crop-land agricultural credits were introduced to the carbon market this summer, but the biggest functioning U.S. cap and trade market - California's - hangs in limbo.

Increasing urban consumption contributes massively to deforestation, a major source of emissions, despite growing sustainability efforts.

Last month, the World Green Building Council announced its ambitious new project, Advancing Net Zero, which aims to make all buildings net zero by 2050. Here are five companies that are providing first-rate technology, building products and services that have been and will continue to be important tools for the evolution of net zero buildings.

The Coca-Cola Company, which uses about 300 billion liters of water a year - a quantity so big it's as if every person on earth donated 40 liters of the shared resource of water to its operations -  announced Monday that it reached a goal it set a decade ago: To "replenish" or restore the equivalent quantity of all the water it uses in a year in its global operations to produce, bottle and sell Coke, Sprite, Fanta, Minute Maid orange juice and hundreds of other beverages.