Cleantech

Cleantech could help cities save $17 trillion

Smart infrastructure choices from cities worldwide would save them $17 trillion (15.2 billion euros) by 2050. The solutions – renewable energy, public transportation, energy efficiency – are not new but the lens of this new study is interesting. 

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Uruguay to invest $2.6 billion in Wind energy

The drought that is affecting Brazil so much is also undermining Uruguay and its large dependance on hydro energy ( 74 percent of local electricity ). The current alternative to hydro is oil. So the country will invest $2.6 billion ( 2.3 billion euros ) in wind energy in the next couple of years.

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Book review : Energy for Future Presidents

Having access to the Seattle Public Library I was able to borrow this book that was strongly recommended to me by Jimmy Jia, one of the many bright faculty of Pinchot University.

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Tesla unveils its Powerwall, a revolution in the making

If you consume as little as electricity as you can and have solar panels installed, you are just one step away from being independant from coal and gas fueled utilities. This step might come sooner than expected thanks to Tesla.

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The beginning of the end for fossil fuels

Today, fossil fuels account for the vast majority of energy sources around the world today. This will change in the next decades as we reached a turning point as a new study revealed this week.

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Hydrogen is ” an incredibly dumb ” car fuel

That’s Elon Musk’s opinion so that must be true. Tesla’s genius founder put yet another nail in the hydrogen coffin and stated what we knew all along : hydrogen is a technology that may well be too complex to ever be significant.

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266 gigawatts ! India is going big, enormous, on renewables

While India is plaggued by horrendous air pollution just like neighbouring China, it might not be the case in ten or twenty years from now. We have seen the world’s largest democracy will provide clean electricity to 400 million people thanks to renewables.

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Marine energies are growing

For today’s post I have gathered latest news on a form of renewables we read too little about : marine energy. Given the astounding potential (240 GW by 2050), I believe it’s safe to say this will change as technologies mature. 

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Bangladesh now has over three million solar houses

I reported in June 2011 that Bangladesh, one of the world’s poorest countries, had over a million solar roofs. A few years later and these figures have tripled as the country now has 3.1 million residential solar energy systems.

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Australia is home to a solar revolution

I was tired of reporting how the situation is bad in Australia because of the current politicians running the country. So for today’s post here are some good news from Down Under as it is becoming a global solar leader.

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