Photo: SkyPics Studio/Shutterstock Data on the sharing economy (Uber, Airbnb and so on) are scarce, but a recent study estimates that the revenue growth of these platforms has been dramatic. In…

Hernan Winkler |

Also available in: Arabic | French | Spanish Rows of solar panel at a thermo-solar power plant in Morocco. (Photo: Dana Smillie / World Bank)Over the past several years much has been written about…

Sameh Mobarek |

Also available in: Arabic | French | Spanish In 2015 the world saw great momentum for climate action, culminating in a historic agreement in December to cut carbon emissions and contain global…

Andy Shuai Liu |