Taxe carbone et redistribution

Alors que Greta Thumberg s’indigne au sommet de l’ONU pour le climat, les émissions de gaz à effet de serre ne cessent de s’élever. Pour respecter la barre des deux degrés choisie par la COP 21, la concentration de CO2 devrait se stabiliser puis diminuer. Or elle augmente, à hauteur de 2 ppm (partie par … Continue reading Taxe carbone et redistribution

The growth of world air traffic and its impact on climate change

Driven by economic growth in East Asia, world air traffic has increased at a very rapid pace in the last decades. As more and more people join the middle class in emerging countries, the market for domestic flights is expanding rapidly, which, in turn, boosts demand for commercial flights in different parts of the world. … Continue reading The growth of world air traffic and its impact on climate change

Europe’s response to plastic issues

Over the past fifty years, global production of plastic has multiplied by twenty, and so has its waste. Since you began to read these words, between one and a half and four kilogrammes of plastic waste has ended up in the oceans, representing approximately between five and thirteen million tonnes of plastic leakage every year. … Continue reading Europe’s response to plastic issues

The winners and losers of the French 2008 feebate policy

In 2008, the French government introduced a policy taxing cars with high carbon emissions and rebating low carbon emission cars, better known as a feebate policy or bonus-malus écologique. This type of policy is appealing for two reasons: first, because it provides incentives to purchase less polluting cars, and secondly, because it can be designed … Continue reading The winners and losers of the French 2008 feebate policy

The disappearance of sand

For most of us sand recalls the beach, holidays, and the sun but that is about it. In our daily lives, we do not pay much attention to this insignificant matter. But is sand really that common? Is it in infinite quantity and will it always be faithful to our holiday appointments? And beyond the … Continue reading The disappearance of sand