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Rio+20 Final Draft Text Recognizes Our Problem, Proposes Scant Few Concrete Solutions

There's plenty of "recognizing," "acknowledging," and "noting" going on in the final draft of the Rio+20 text. Lot's of UN-ese. And that's about it.




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Wakati solar-powered food preserver keeps produce fresh longer in developing areas

The large solar-powered box will help farmers get more food to the market for selling.




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Researchers produce electricity with paper, tape and a pencil

The device made from household objects could replace AA batteries for powering small electronics.




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Two high-profile murders in Honduras have led developers to suspend funding

In a victory for Berta Cáceres' campaign against a major hydroelectric project, two European development banks have withdrawn support following her and a colleague's recent murders.




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New e-commerce site is a one-stop-shop for humanitarian aid products

The Level Market wants to make the procurement of humanitarian aid and development products as easy as shopping on Amazon.




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Less isn’t always more when it comes to product packaging

“Lightweighting” often shrinks down packaging into items that are unrecyclable, difficult to capture, highly polluted and designed without end-of-life solutions.




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Shifting our gaze to improve the health of the world’s oceans

Why oceans, why now?




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Everyday people can invest in organizations that protect the environment

Average consumers of all incomes have the ability to meaningfully invest in organizations doing good work




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Food production must change drastically to save world

Latest IPCC report calls for urgent action in the way land is used.




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Overtourism: Can this problem be solved?

Yes, but first we need to develop a collective conscience when it comes to travel.




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Here's a good analogy for the carbon budget problem

Imagine a bucket of greenhouse gases that's almost full.




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Photos of nature proving its resilience

No matter how hard we may try to tame her, Mother Nature always comes back to claim her turf.




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Unilever promises to cut plastic use in half by 2025

The consumer products giant says it will "fundamentally rethink its approach to packaging."




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Reusable cup program comes to Victoria, British Columbia

The Canadian city is the latest to rethink disposal culture and insist on something better.




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Bon Appétit's Test Kitchen promises to be more sustainable in 2020

A list of 10 resolutions shows that big changes are coming to the professional food world.




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How to improve the zero-waste shopping experience

A few tweaks by stores could make the process more efficient.




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Canadian grocers have a smart approach to food waste

They're using the Flashfood app to give customers steep discounts and divert food from landfill.




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Terrorists could knock US electricity grid out for 1.5 years, but more solar power could help protect it

The idea that the US electricity grid could be knocked out for 1.5 years is a bit shocking. But that's what the agency in charge of protecting it has revealed.




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Some of the INDEX: Design To Improve Life finalists will look familiar

The big Danish design competition really has similar goals to TreeHugger: to promote good green design that makes the world better




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Picks and pans from the INDEX: Design To Improve Life Competition

A look at some of the nominees which are brilliant, and others that are something else.




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Rock in a box with Arkitema Architects' shipping container housing project

Using shipping containers for housing near a Danish rock music museum makes sense, sort of.




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Organic Milk Production Trickles, Not Pours

Just yesterday I joked seated at my neighborhood's dive-y, not-concerned-about-clean-food diner that the likely hormone-injected milk I stirred into my coffee might spur the growth of a third boob. It was a risk I was




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Bringing back extinct species - continuing progress towards restoring the Aurochs

What progress has been made since the first wave of media excitement about this project? We catch up on the news of efforts to breed an ancient species back from extinction




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Slime mold proves that intelligence isn't that difficult

The world's weirdest living thing should encourage us to rethink what we think about intelligence.




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We don't have an energy problem, we have an exergy problem

Another reason to electrify everything.




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Ambitious Solar Plan Could Provide EU with a Sixth of its Energy Needs

An ambitious scheme to build a number of solar power stations along the Mediterranean shores of the Middle East and northern Africa could generate enough electricity to supply one sixth of the European Union's needs. The generators, individually fitted




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Wave Energy technology produces both clean water and clean energy

This novel wave energy technology can deliver large volumes of high pressure water ashore for desalination or power production (or both).




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Iowa State Spiderman Discovers Super Heat Conducting Properties of Spider Silk

When an Iowa State professor of mechanical engineering followed his hunch about spider webs, it paid off: he proved biological materials can rival metals in conducting heat.




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Startup Takes Google Street View Approach to Home Energy Audits

What if the Google Street View car took thermal energy scans of all the country's buildings and then built a database of building energy efficiency information? That's the concept behind startup company Essess's approach to home energy audits.




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Solar cooling panel could provide AC without electricity by sending heat to outer space

A unique solar panel has been designed at Stanford that cools buildings by reflecting sunlight and radiating thermal energy out into space.




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Professional chefs are dumping gas for induction ranges

It lets them be creative with their cooking and the kind of spaces they set up in.




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Nest aims to provide 1 million smart thermostats to low-income families

This might be one of the smartest ways to use a smart thermostat.




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Why federally protected lands are so crucial

Over the last 30 years, habitat loss for imperiled species in the U.S. was more than twice as great on non-protected private lands than on federally protected public lands.




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Citizen M hotel is a demonstration of the promise of prefabrication

It's an industrial design approach, a product that is refined almost to perfection.




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This supportive housing project in Los Angeles could be the future of the construction industry

You have heard of "fast fashion." Get ready for fast architecture in container-sized modules.




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Cradle to Cradle products could be key to a healthy house

C2C products were featured in the Unity Home seen at Greenbuild.




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Transformable water bottle supports clean drinking water projects

Meet Dopper, a Cradle to Cradle water bottle company that’s bringing clean water to Nepal.




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A bark shingle is very first Cradle to Cradle Platinum product

It is hard to imagine a greener product than natural tree bark.




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What's alumina? It is the stuff that aluminum is made of, and making it is a problem.

There is an alumina crisis right now. Making it is dirty and polluting, and it's back in the USA.




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Computer program solves mysteries of fossilized leaves

The new program can learn and classify leaves so well that it could reveal the "tree of life" of ancient plants.




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Computer program perfectly replicates your handwriting

Now you can handwrite letters on your computer.




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Computer program creates city tree inventories

Using satellite and Google maps images, the program can count and identify the city's trees.




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Photo: Pelican packs itself up like a pro

Our photo of the day is a lesson in efficiency.




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Project Learning Tree takes teaching outdoors

Remember staring out the window in math class as a kid? Or counting the minutes until spelling was over so you could go to recess? Project Learning Tree (PLT) embraces the fact that students would rather be outside than in ...




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New forest research project works to conserve caribou in western Alberta

Woodland caribou are an iconic but threatened species throughout Canada. They’re natural prey to bears and wolves, who can gain easier access to Caribou habitat through forest roads, pipelines, and other human disturbances.




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Connecting kids to nature: Latest free activity downloads from Project Learning Tree

Does your family PLT? Project Learning Tree (PLT) is an award-winning environmental education program for children and teens in all grades.




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Just in time for Teacher Appreciation Week: Project Learning Tree announces 2019 Leadership in Education Award Winners

Teacher Appreciation Week is May 6-10, 2019, with National Teacher Day on May 7. Every year, Project Learning Tree (PLT) recognizes the educators who have made the most significant contributions to PLT with the Leadership in Education award.




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Secret food habits of caribou suggest habitat improvements

Woodland caribou are considered threatened throughout much of Canada’s vast boreal forest.




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Video: Well-managed forests provide habitat for at-risk species

Through forestry, SFI provides the essential security of long-term habitat conservation for at-risk species.




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5 things everyone can do to protect the planet's soil

Here's why soil is one of our most valuable natural resources and what you can do to support it.