global warming

May 11, 2012

The Coming Global Water Crisis

What happens when demand for this essential resource starts exceeding supply in many parts of the world? The recent UN alert that drought in the Sahel […]
August 15, 2011

What Does Eco Friendly Mean?

We encounter eco-friendly terminology everywhere nowadays: at the stores you visit, on the products you purchase, in the news you read, in eco friendly blogs and […]
May 25, 2011

Do the fish in our oceans matter?

It’s hard to imagine the world beneath the surface of the oceans, those vast areas of water like the Pacific, Atlantic and Antarctic, where old maps […]
May 6, 2011

Nanotechnology and Environmental Sustainability

Some of the most significant challenges facing global society in the 21st century involve the sustainability of the environment (water, soil and air quality), energy, health […]
April 23, 2011

Choosing the Right Electric Car Batteries for the Future

One of the most important decisions facing designers of plug-in electric or hybrid vehicles is related to battery choice. Now, researchers at the Norwegian University of […]
March 28, 2011

Green Oil?

Here’s a dirty secret from the clean industry: WE LOVE HIGH OIL PRICES! That’s right. When the rest of the world is in a panic over […]
March 27, 2011

Record-Low Ice, Even in the Winter Arctic: is Global Warming the Cause?

The seasonal freezing of Arctic sea ice appears to have peaked — but at a record-low extent. Every Summer, vast sheets of floating ice in the […]
March 25, 2011

What are The Pros and Cons of Nuclear Power?

With all eyes on the Fukushima nuclear power plant in Japan, questions are swirling in the U.S. about the future of nuclear power. If you’re new […]
February 28, 2011

Climate Change Is Making Food Less Safe

While there has been extensive research on the effects of climate change on food security, less well-known is the effect of climate change on food safety. […]
February 16, 2011

Pricing of water should reflect infrastructure costs

Infrastructure degradation, water inefficiency, backlogs in providing access to basic water services, wastage and problems such as acid mine drainage were exacerbating water scarcity in South […]
February 8, 2011

No vision in Karoo fracking plans

What is it going to take to stop the plans to threaten our sensitive Karoo region from being destroyed by Shell’s plans to blow it apart […]
February 7, 2011

Loss of Antarctic ice ‘tongue’ could change seas

The loss of a massive “tongue” of glacial ice on the Antarctic coast — a natural protective barrier nearly four times the size of New York […]
February 1, 2011

Get used to the weather …

These extremes of drought and flood are the new normal, says latest SA climate data It’s official: the weather is getting weirder. South Africa’s top scientists, […]
January 24, 2011

What Is ‘Desertification’ And Why Is It Important To Know About?

Dear EarthTalk: Can you explain what “desertification” is and why it is an important environmental issue?
January 20, 2011

Can Geoengineering Save Australia?

Australia’s “worst flood disaster in living memory” threatens to swamp Brisbane, the country’s third-biggest city, reports T