Scientist warns of ‘water’ footprint

“Everyone knows the carbon footprint, but does everyone know about the water footprint?” That was the question posed by Professor Arjen Hoekstra at a conference of the World Preservation Foundation. “Water shortages and pollution can be better understood and addressed by considering production and supply chains as a whole” said Prof Hoekstra, scientific director of […]

Experts raise awareness of black carbon danger

Leading experts have raised the issue of black carbon in our atmosphere and examined its effect upon the Earth’s climate. Professor Jefferson Simoes, director of the Brazilian National Institute for Cryospheric Sciences, said: “It is the second most important contributor to global warming.” Black carbon results from the burning of fossil fuels and biomass and […]