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September 2017

Los Angeles is painting its streets white to guard against climate change

in Environment by

And if it were enough to paint the roads in white to limit the extreme heat in the city? This is what the city of Los Angeles is experiencing, where temperatures are around 40 ° C in summer. This simple technique requires very little investment for an immediate result. The city of the Angels is one of the first megacities in the world to test what are called “cool pavements” or “fresh pavements”. The principle is simple: apply a clear special coating and avoid reflections. Armed with perch rollers, the technical services of the municipality began to repaint the bitumen throughout the city at the beginning of August. Read more

Argilus replaces over-polluting cement with green concrete

in Sustainable development by

The founders of Argilus are persuaded that they invented the “concrete of tomorrow”. When current concrete requires the use of expensive marine sands, their High Performance Alkaline Activation (HP2A) technology makes it possible to produce concrete from desert sands or from deconstruction of buildings. Above all, this technology would significantly reduce the carbon footprint associated with cement manufacturing. The first stone of the new production site was laid in the region of Vendée in France. Argilus, based in Chaillée-sous-les-Ormeaux, has as objective to market the first products at the beginning of 2018. Read more

Plastic bottles as air conditioner in Bangladesh

in Innovation by

Bangladesh has a warm, rainy and humid tropical climate with temperatures climbing up to 45 degrees Celsius (113ºF) in summer. Most of the rural population of Bangladesh lives in corrugated iron huts that can become dangerously hot under the burning sun. Many homes have no electricity to operate affordable cooling devices, such as ceiling fans. A new social enterprise has had a simple idea to offer an inexpensive solution to the problem. Gray Dhaka, the Bangladeshi branch of the Gray advertising agency based in New York, and Grameen Intel Social Business, a social business information technology company created in 2009 by Grameen Trust and Intel, the ‘Eco-Cooler’. Read more

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