Love to accessorize, but want to stay green? Here are some ways you can do both.

Teachers, are you looking for ways to teach green values to your students? We've got ideas lined up for you!

The cost of electricity is going up (both in dollars and in environmental and health impacts). Here are some tips for reducing your costs and impacts.

Reducing your carbon footprint and building community go hand-in-hand toward creating a better planet.

A greener workplace can mean a lighter ecological footprint, a healthier and more productive place to work and good news for the bottom line.

We all have to change the way we live or we are in big trouble. But let's be real about it.

A level playing field for renewables is about to get a step closer, at least in Morocco.

End goals for CO2 emissions are just one part of the picture. How fast we start moving toward them is just as important.

The competition is looking for new ideas for capturing the emissions from fossil fuels and turning them into something useful instead of harmful.

Up until now, only solid materials have offered the ability to capture materials using the filtering power of pores

Minimizing your footprint is nice. Maximising your impact is better.

The researchers have found a simple way to create an energy source for fuel cells using CO2 in the air.

In what is said to be a first for automakers, Ford is developing foams and plastics using captured carbon dioxide, which could be integrated into the company's vehicles within five years.

Researchers were shocked to discover what part of the bread-making process generates most emissions.

A technology developed at a national lab for improving carbon capture at power plants may be able to help craft breweries capture and reuse CO2 from their fermentation processes, while also slashing costs.

President Trump will unleash America's "vast energy wealth." Just watch.

Run on waste heat, this commercial facility is the first of its kind in the world, extracting CO2 from the air and piping it to a greenhouse farm to grow veggies.

Evonik and Siemens announce two-year project to demonstrate feasibility of "technical photosynthesis" using eco-electricity to convert carbon dioxide into valuable chemicals

It's also affecting everything from meat packing to crumpets.

Brad Plumer looks at the issue of "outsourced pollution."

The Bitcoin is the Hummer of speculative vehicles; let's hope it doesn't make it to its Bar Mitzvah.

The goal could be reached even earlier, if Scots changed what they eat.

From Genghis Khan's reforestation to King Edward I's 14th century ban of coal mining, these famous people were dedicated to TreeHugger ethics --- even if they didn't know it.

The latest UN report on sustainable development reads like the TreeHugger archive, in terms of sustainable development solutions.

Everyone is worried about population growth, but in fact it may well be going the other way.

Excessive population growth presents an immediate environmental danger greater than climate change.

Without a more comprehensive vision of economic health and better ways to measure it, we are flying blind on a path to economic decline and collapse.

Satisfying the world’s unmet need for contraception would dramatically reduce population growth, easing pressure on natural resources.

Agriculture has become the single largest driver of climate change. It's time to start farming for the whole planet.

On a more positive note, the report also notes that population growth with stabilize sooner than expected, at about 8 billion people by 2042.

The 21st century needs a redefinition of security, to something broader than military terms, a relic of the Cold War.

Here's why the United Nations' Rio+20 Conference matters to everyone.

Opposition from the G77 Nations and the Vatican led to the removal of the words 'reproductive rights' from the Rio+20 text, leaving in 'acceptable modern methods of family planning'.

Matt Ridley might be right about the world not ending on December 21 this year. But the rest of the article is delusional.

And there are plenty of humans who would agree.

The brilliant Hans Rosling has a data visualization video that helps debunk the myths of the birth and child mortality rates of the so-called developed and developing countries.

Graphic designer Jack Hagley's new infographic shows the world's population as 100 people.

The most recent U.N. demographic projections show world population growing to 9.3 billion by 2050, an addition of 2.3 billion people.

Women are more affected by climate disruption worldwide, so their voices must be heard.

The incomparable Swedish medical doctor and statistician Hans Rosling tackles a very perverse and tenacious myth about overpopulation.

As food supplies have tightened, a new geopolitics of food has emerged—a world in which the global competition for land and water is intensifying and each country is fending for itself.

This large format photo book features hundreds of stunning images highlighting the effects that our global population of 7 billion (and growing) has on the Earth.

Says the United Nations Department of Economic and Social Affairs.

Concerned about the overpopulation of our planet and the effect it has on wildlife? Perhaps it's time to talk about the most effective form of male contraception.

Population growth is in fact slowing down but everyone is using more of everything.

If the latest projections prove to be accurate, we need to plan for about a 10% increase in the needed supply of food, drinking water, and energy, and in carbon dioxide emissions by 2050.

Annual growth will soon be negative everywhere except Africa.

On National Book Lovers Day, we celebrate the ultimate slow hobby.

The number is probably far higher than you think.

There is a third, more sustainable option: the library.