Coal-hungry S.Africa introduces carbon tax

South African President Cyril Ramaphosa has signed into law a carbon tax to cut emissions in the continent's worst polluter, the treasury said Monday, drawing cautious praise from environmentalists.

An alternative to carbon taxes

Climate policy is most effective when it helps people use alternative energy sources, rather than when it makes fossil energy more expensive, argue Anthony Patt and Johan Lilliestam.

Global carbon tax may be more feasible than previously thought

A recent large survey conducted in five countries, published today in Nature, shows a consistently high level of support for a global carbon tax among the general public, given that the tax policy is carefully designed.

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