Smoking harms the health of smokers and those around them. Smokers are at far higher risks of strokes, heart attacks and other cardiovascular diseases; cancers of the lungs, mouth, larynx, bladder, pancreas, kidneys and stomach; emphysema, bronchitis, and tuberculosis. These diseases cause...

Stabilizing climate change entails bringing net emissions of carbon dioxide (CO2) to zero. CO2 stays in the atmosphere for hundreds, if not thousands, of years. As long as we emit more than we capture or offset through carbon sinks (such as forests), concentrations of CO2 in the atmosphere will...

Stabilizing climate change entails bringing net emissions of carbon dioxide (CO2) to zero. CO2 stays in the atmosphere for hundreds, if not thousands, of years. As long as one emit more than captured or offset through carbon sinks (such as forests), concentrations of CO2 in the atmosphere will...

Stabilizing climate change entails bringing net emissions of carbon dioxide (CO2) to zero. CO2 stays in the atmosphere for hundreds, if not thousands, of years. As long as one emit more than captured or offset through carbon sinks (such as forests), concentrations of CO2 in the atmosphere will...

Climate change is a serious environmental challenge that could undermine the drive for sustainable development. Since the industrial revolution, the mean surface temperature of earth has increased an average of 1degree celsius per century due to the accumulation of greenhouse gases in the...

Climate change is a serious environmental challenge that could undermine the drive for sustainable development. Since the industrial revolution, the mean surface temperature of earth has increased an average of 1degree celsius per century due to the accumulation of greenhouse gases in the...