Tick, tick, tick, … (1896) It’s been 119 years since the scientist Svante Arrhenius published his formula for the greenhouse effect, and the idea that the burning of coal, by adding CO2 to the atmosphere, would raise the earth’s average…
Graham Hughes reaches South Sudan The main feeling today is just one of intense gratitude to every person around the world who helped me get here, by giving me a lift, letting me stay on their couch, or pointing me…