Could we reforest the Sahara desert ?

Is this the key to afforestation projects in arid or desert areas ? As hundreds of billion of trees have to be planted over the next decades to avert climate change, the question is of tremendous importance. As Cleantechnica reports, the Gulf state of Qatar is experimenting an interesting project – the Sahara Forest Project… Continue reading Could we reforest the Sahara desert ?

Latest news of the Great green wall of Africa

With over 1,300 articles published here so far, it is sometimes hard to keep up with old topics. So for today’s post I would like to present you an update of the Great green wall of Africa Back to 2010 I was writing that several African countries are willing to stop the Sahara desert to… Continue reading Latest news of the Great green wall of Africa

Desertec first solar plant to start construction

Remember the Desertec project and how I was convinced ? Their goal is to build solar, wind and other renewable energies facilities to power North Africa, the Middle East and part of Europe. Well, I am not the only one as their first plant will start construction next year. With a capacity of 500 MW… Continue reading Desertec first solar plant to start construction

Africa’s Great Green Wall

I once wrote that China planted a great green wall to stop desertification. It seems some African nations are willing to follow this example in order to stop the Sahara from going South. Indeed to the BBC : “The Great Green Wall project is backed by the African Union and is aimed at halting the… Continue reading Africa’s Great Green Wall

An interesting geoengineering idea

I was previously noting that  the Sahara desert is slowly turning green. To a new study hurrying the process and extending it to the Australian outback by planting eucalyptus trees (left) could absorb our global CO2 emissions. Indeed this geoengineering idea would absorb eight billion tons of carbon a year. But we shouldn’t forget that… Continue reading An interesting geoengineering idea

Could the Sahara desert become green again ?

We have seen it previously, the Amazon Rainforest could become a desert because of deforestation and climate change. As I noted in May a three degrees Celsius increase would destroy it by up to 75 percent. But could global warming help the Sahara region becoming green again ? To National Geographic it could be the… Continue reading Could the Sahara desert become green again ?

Is Desertec a sound idea ?

The fact has been known for years:  harvesting the energy provided by the sun to a tiny fraction of the Earth could supply all the energy Humankind needs without greenhouse gases emissions or pollution due to operation. This week many blogs and websites published articles on Desertec, a foundation that would like to install many… Continue reading Is Desertec a sound idea ?