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Stop the all-concrete approach

Concrete dominates today’s buildings. And yet it has major shortcomings. It consumes a lot of water and energy, produces a lot of CO2 and lasts only 80 years at best for reinforced concrete. What’s more, it doesn’t provide sufficient protection from the heat, leading to excessive increased use of air conditioning, which in turn exacerbates…
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Fair trade and organic farming

I’ve heard a lot of good ideas about fair trade and organic farming, but I have a few thoughts and reactions. First of all, I think it’s excessive to imagine a substantial change based on consumers paying more. In most European countries, our producers are paid a pittance by the middlemen because they are able…
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Solar Oven

Secretive energy startup backed by Bill Gates achieves solar breakthrough-CNN: https://edition.cnn.com/2019/11/19/business/heliogen-solar-energy-bill-gates/index.html Before that: This climate problem is bigger than cars and much harder to solve – Vox: https://www.vox.com/energy-and-environment/2019/10/10/20904213/climate-change-steel-cement-industrial-heat-hydrogen-ccs
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Fund

According to the 2019 International Monetary Fund (IMF) report on energy subsidies, “fossil fuels account for 85 percent of all global subsidies,” and reducing these subsidies “would have lowered global carbon emissions by 28 percent and fossil fuel air pollution deaths by 46 percent, and increased government revenue by 3.8 percent of GDP.” – Global…
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Sun Cream

Différences entre écran solaire minéral et filtre UV chimique – ecocentric: https://www.ecocentric.fr/blog/index/billet/14446_filtres-solaires-nanos Hawaii approves sunscreen ban in an effort to save coral reefs – TreeHugger: https://www.treehugger.com/ocean-conservation/hawaii-approves-sunscreen-ban-effort-save-coral-reefs.html La crème solaire est-elle vraiment efficace ?: https://youtu.be/LF6qK6j3vco Which sunscreen should you choose? – Mary Poffenroth – Ted ed: https://youtu.be/JX8rv_natkw To check if your sunscreen is good for your…
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Short circuited mass distribution

Even if supermarkets are beginning to phase-out, the G20 economy does not seem to be suffering. Hypermarkets may even have been detrimental to growth: – G20 GDP Growth – Fourth quarter of 2018, Stable GDP growth in G20 area OECD – OECD: https://www.oecd.org/newsroom/g20-gdp-growth-fourth-quarter-2018-oecd.htm Hypermarkets and shopping malls are now doubting their survival: – Will ShoppingMalls…
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Why wait 2000 years to adopt a natural and more efficient way to grow food?

“The recycling of organic wastes was perfected over centuries in Europe. But their Nitrogen content is only 0.5% and the heavy labor of collecting and distributing up to 40 tons of wastes per acres of city execra resulted in an overall loss of 60% of energy loss per cultivated acre. Green manuring was used by…
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Healthy Road

Be healthier with fewer traffic jams. Organise public space so people can choose the vehicule they want to use. Bikes vs Cars 2015 Documentary: https://youtu.be/et8iEIPhooM Imdb: http://www.imdb.com/title/tt4397346/mediaindex?ref_=tt_pv_mi_sm What a driverless world could look like | Wanis Kabbaj: https://youtu.be/OlLFK8oSNEM: Urgent investment needed in walking and cycling infrastructure to save millions of lives and combat climate change…
