Costa Rican electricity was 100 percent renewables for 113 days

Another world is possible. It is always a question of public willingness. The latest example of this is Costa Rica – 4.9 million inhabitants strong – which ran for almost four months on a hundred percent renewable electricity.

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Al Gore’s optimism on climate change

Al Gore did it again in another TED Talk in the end of last month. In 20 minutes he managed to show how critical our climate situation is but also brought a lot of optimism as solar and wind are beating all past predictions on how fast and big they are growing.

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Renewables will be the primary electricity source by 2030

With renewable energy sources ramping fast, it is no surprise that even the generally conservative International Energy Agency believes that solar, wind and the likes will the primary electricity source globally by 2030.

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Peru to have 60 percent renewables by 2025

Currently in Lima, Peru, is taking place the 20th Conference of the Parties. It is an important event as the talks on our future climate are taking place there. In margin of these, the host country made some announcements.

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Colombia enacts key law promoting renewables

If I am back on this blog, I am also back on Cleantechies with my 60th post there in five years. I am writing for the occasion about my beloved Colombia, which enacted a key law to promote renewables.

Africa awakens to renewable energy sources

The African continent is slowly awakening to the renewable energy revolution as sub-saharian nations will invest 5.9 billion Dollars (4.47 billion euros) this year alone.

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Chile is preparing a carbon tax

It seems taxing carbon is becoming a really popular idea as Chile is the latest to consider it as Reuters reported recently. The country would be the first to do so in South America and the second in Latin America after Mexico. As Climate Progress reports, this tax would concern only utilities and thermal plants … Read more

India’s guide to the energy transition

We have seen many times over that the world can be powered by renewable energy sources by 2050.  WWF India has released late last year a report showing how the world’s largest democracy could do the same. As RenewEconomy states, this report also stresses the vital importance of energy efficiency, which ” can bring in … Read more

Nicaragua develops its renewable energy potential

A volcano in NicaraguaAccording to El Pais, Nicaragua and its six million inhabitants could get 90 % of its electricity from renewables by 2020. To date, the country is already getting 58 percent of its electricity from clean sources.

Enjoying huge amounts of sun and wind it could also benefit from large reserves of geothermal energy. Indeed, if the national grid has a capacity of about 1300 MW, its geothermal reserves are estimated to be of 1,500 MW.

These ample reserves can be explained by the many volcanoes and its important seismic activity.  To date, only ten percent of this energy has been developed in two plants : Polaris and Momotombo.

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Worth an article – My May 2012 tweets

I have been committed since January 2007 to bring you each month a selection of the latest headlines and best researches on sustainable development, climate change and the world energy sector.

However, I don’t blog as much as I would like to and generally write around 25 posts per month. But many more news are worth reading. This is why I use Twitter to share dozens of news that are worth your time.

I believe it offers a good complement to this website. So if you are on Twitter and like this selection, don’t hesitate to start following me.

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Saudi Arabia to invest massively in cleantech

Yes, you read that right : the oil superpower is willing to tap into its significant solar potential by installing no less than 41 gigawatts of solar capacity by 2032. The project is estimated to cost $109 billion (84 billion euros).

Out of the 41 GW of capacity, 16 will be brought by solar photovoltaic (PV) and the remaining 25 will be coming from Concentrated Solar Power (CSP). This will be a smart use of the Kingdom’s huge deserts.

As Green Prophet notes the project will enable the country to save half a million barrels of oil per day. Solar would then account for a third of the electricity production.

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