'Contraception cheapest way to combat climate change'

Contraception is almost five times cheaper as a means of preventing climate change than conventional green technologies, according to research by the London School of Economics.

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The report, Fewer Emitters, Lower Emissions, Less Cost, concludes that family planning should be seen as one of the primary methods of emissions reduction. The UN estimates that 40 per cent of all pregnancies worldwide are unintended.

If these basic family planning needs were met, 34 gigatons (billion tonnes) of CO2 would be saved