If the world is to move onto a sustainable path we need the market to tell the truth, through full cost pricing.

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'.

How to slow it? Access to voluntary family planning for all women. It more than pays for itself, reducing unwanted pregnancies, abortions, unplanned births... And helps reduce humanity's environmental impact.

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.

Today is Earth Overshoot Day, but it's not exactly something we should be celebrating. It's actually a wakeup call for humanity.

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.

Demographers are complaining, but Americans have many good reasons for not wanting so many kids.

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.

It's not revising up its official targets, but the government is hinting that it may now achieve 225 GW by 2022.

Pollinator power, y'all.

Many vegans don't realize that there's 'meat' in their electricity supply.

The Bay Area needs affordable housing. And it needs clean energy. A new campaign supports both.

In a double breakthrough, scientists find a material four times more efficient at making hydrogen by photocatalysis and demonstrate how to make it at low temperature

Move over, regular solar panels.

Primary energy consumption was down, too.

For those who say it's too difficult...

Hydrogen trains are now running in Germany. But are they really green and do they make any sense?

There's symbolism here. Let's hope there's substance too.

This is green energy writ large. Very large...

Buying products from solar farms is just one more way to support clean energy.

One of the UK's "Big Six" energy companies has gone a dark shade of green.

The country's onward march of low carbon energy shows no signs of stopping.

Now that's progress...

It's a good thing global fish stocks aren't in peril...

It's an important inflection point. But a lot of work still remains.

The British government sees offshore wind as a genuine opportunity to lead.

Home owners are going solar, without having to put anything on their roof.

Stanford scientists figure out a way to get hydrogen out of seawater. Does this matter?

In the first half of 2019, Scottish wind generated enough electricity to power the equivalent of 4.47 million homes, almost double the number of homes there.

Sometimes we should just let a bad idea die.

Researchers conducted the largest controlled study yet of the effects of energy drinks on the heart and blood pressure in healthy adults.

After all, who wouldn't want a glass of "pure glacial water filtered through lava"?

From soothing stress to providing weird minerals you didn't know you need, iced tea provides more than just a refreshing boost.

Many of us will agree that Buckminster Fuller was way ahead of the crowd with his thinking on sustainability and eco-friendly designs. In his time he was considered an eccentric inventor with impractical ideas, now we think he's a genius! Not all of us

Keep your plants in fighting shape, even after the first frost sets, with a geodesic-dome greenhouse of your very own. And raise a homegrown cantaloupe to Buckminster Fuller while you're at it.