I continue my series on the various investments realized in renewables as the Worldwatch Institute released a report giving some data on this topic. According to this NGO, global investments in these various energy sources might reach 66 billion USD in 2007, a sharp increase over 2005 and 2006. The State of the World 2008 …
Worldwide, 66 billion USD invested in renewables Read More »
This is the great – and yet very simple – idea developed by a German company, SkySails. The container ship pictured on the left uses one of the oldest inventions: a simple kite. According to SkySails, this enables to decrease by 10 to 35 percent the energy consumption of these boats, which are largely used …
When I was writing in October my article on the clean alternatives to coal, I was planning to add at the bottom a page summing up the pros and cons of each solution. I never did so but still found this document interesting as it sums up quite well the situation at hand. Each and …
I have never been a great fan of traditional biofuels (nor the World Bank and the OECD) as their yield is quite small and as they require a lot of by-products (pesticides…). However, some alguae like Ulva lactuca (sea lettuce, pictured left) have a much superior yield than cereals and aren’t as much eaten as …
Both the Financial Times and the Worldwatch Institute provided me monday with interesting data and news on the Chinese energy market. Good news : the country is willing to get 30% of its electricity via renewables by 2050. Bad news : the growth of energy consumption last year was of 16.2 percent. This wouldn’t be …
The world famous US company Google ,which is behind the most used search engine, plans in the very next years to invest hundreds of millions Dollars in renewable energy sources. The goal is to make solar, geothermal and wind energies price-competitive with electricity from coal-fired plants. A very ambitious idea as coal is much cheaper …
Google to invest massively in renewable energies Read More »
According to various sources, including CNN Money and Challenges, the French company Suez sold for 3.3 billion Euros worth of electricity during auctions in Brazil. The electricity will be generated by a dam that the company is currently building in collaboration with local companies. The project will be ready by 2012. This project is due …
Suez sells 3.3 billion € of electricity in Brazil Read More »
Comme je l’annonçais précédemment, je voulais faire depuis le début de ce blog un article sur les émissions de gaz à effet de serre selon les différentes sources d’énergie. Afin d’être le plus impartial que possible, j’ai décidé d’utiliser trois différentes sources d’information. (MAJ le 18/09/07) Alors, quelle est la solution qui émet le plus …
Sources d’énergie et émissions de gaz à effet de serre Read More »
Last week, the countries of the Asia Pacific region (APEC) committed themselves to curb their greenhouse gases emissions by working on energy efficiency, renewables and the management of forests. A good news as this group of countries holds 41 percent of the population and comprises the United States and China, the world top greenhouse gases …
The Mexican government plans to invest up to three billion US Dollars (2.18 billion €) in the next three years in wind power. This will be done in order to generate up to 2,000 megawatts (MW). The Ministry of Energy will team up with local companies to implement wind turbines throughout the country. Seven companies …
