Separating mixed waste efficiently with technology can help where waste segregation policies are lacking. In Bangalore, India, a machine called Trashbot sorts mixed waste into biodegradable and non-biodegradable compo...

Turning sewage sludge into usable biogas helps make wastewater treatment more efficient. A water treatment plant in the city of Medina, Ohio, produces net energy from sludge. The plant uses anaerobic bacteria and a th...

With its pledge to become the first zero-emission country in the world by 2050, Costa Rica's ambitious climate goals cannot be achieved by the government alone. That's why Costa Rica Limpia (Clean Costa Rica) is spark...

RIDE, shorthand for Reduce Individual Driving for the Environment, is an app that incentivizes skiers to carpool. Beyond just the convenience, the easy-to-use phone application provides material incentives such as ski...

A direct line from local producer to consumer reduces carbon emissions and strengthens community food systems. A partnership between farming tech company Square Roots and Gordon Food Services aims to create local fo...

Roger Gordon has achieved environmental success. He created “a refrigerator-sized machine that turns water and air into a reusable, renewable, ammonia-based NH3” - all for just 85 cents per gallon. The bigger challeng...

Bringing in bio-manufactured materials can make existing commercial supply chains more sustainable. The German company AMSilk has created a plastic-free alternative to synthetic and farmed silk. By growing biodegradab...

The shipping industry has made moves to halve fuel consumption by 2050. With a few clever technological innovations--bubbles and rotating sails--ships are closer to that goal. But whatever the promise of these new tec...

Over half of Nigeria's population lacks reliable access to electricity, but solar energy is slowly changing this. Mini-grids are gaining popularity in these rural areas thanks to the technology's capability to provid...

Airports around the US are incorporating bike friendly routes and racks for travelers looking for a more sustainable, reliable, and environmentally friendly way to catch their flight. In cities like Portland, Ore., Ba...

Electric cars have already made their entrance into American society, but now school buses are also joining the ranks of energy efficient vehicles. From New York to California, school systems are actively finding ways...

In a small fishing village outside of Tampa, Florida, Google Home is joining forces with Florida Solar Energy Center, a solar battery storage technology company and a housing developer in order to create a collection ...

China is a major contributor to the rising levels of CO2 emissions, but they are also one of the most active players in mediating their impact. Their new energy buses have not only drastically reduced gas consumption ...

Hydrogen fuel has made promising strides from Germany to Japan, thanks to shifting markets for renewables, improved storage technologies, and emissions-reduction goals. Electrolysis that uses renewables to make the fu...

Households across the United States are using (and paying) for energy that they're not actively consuming. A new invention that connects to an app helps identify the how much energy is being expended by various applia...

SolarChill is a network of research, aid, and environmental organizations that works to install solar refrigerators for vaccine storage in areas without reliable electricity. In conjunction with a push to make vaccine...

After Hurricane Maria devastated much of Puerto Rico, much of the country was left without power and some were subsequently left sick due to fumes from generators. After receiving a call from a relative in his home co...

Faced with poor air quality, the city of Oslo instituted a set of policy measures that have resulted in a dramatic improvement. Many of these policies center around transportation including incentivizing the productio...

Finding creative ways to eliminate or recycle the waste generated by consumer products is central to building a sustainable economy. As part of the Netherland’s plan to reduce its carbon emissions 95% by 2050, Dutch d...

In eastern Kentucky, where the coal industry is struggling and workers are finding themselves out of work, a six-month internship program is helping workers re-train into jobs that ensure energy efficiency in homes an...

The United States is adopting a practice that much of Europe has been using for for decades. Green roofs, which utilize either solar panels or implement the growth of vegetation, will help many cities throughout the c...

Clean cookstoves can reduce indoor air pollution, along with a host of other social and environmental benefits. However, uptake has been slow in countries such as Uganda because such stoves tend to be more expensive f...

In Sweden, waste is not just waste, or so the country explains with a total of 34 waste-to-energy power plants that turn garbage into electricity. With an already staggering low percentage of waste ending up in landfi...

Jikos, which are energy-saving stoves, are making a difference in the lives of many living in Kenya. Switching from the standard open flame stove to these more modern cook-stoves have not only shown significant positi...

Inventors have come up with energy-efficient refrigeration options. A fridge uses water and ice to protect vaccines in places with irregular access to electricity. An engine that runs on liquid nitrogen reduces fossil...