Clean energy won’t save us – only a new economic system can | Global Development Professionals Network | The Guardian

24 Jul

Earlier this year media outlets around the world announced that February had broken global temperature records by a shocking amount. March broke all the records too. In June, our screens were covered with surreal images of flooding in Paris, the Seine bursting its banks and flowing into the streets. In London, floods sent water pouring into the tube system right in the heart of Covent Garden. Roads in south-east London became rivers two metres deep.

With such extreme events becoming more commonplace, few deny climate change any longer. Finally, a consensus is crystallising around one all-important fact: fossil fuels are killing us. We need to switch to clean energy, and fast.

This growing awareness about the dangers of fossil fuels represents a crucial shift in our consciousness. But I can’t help but fear we’ve missed the point. As important as clean energy might be, the science is clear: it won’t save us from climate change. What would we do with 100% clean energy? Exactly what we’re doing with fossil fuels

Let’s imagine, just for argument’s sake, that we are able to get off fossil fuels and switch to 100% clean energy. There is no question this would be a vital step in the right direction, but even this best-case scenario wouldn’t be enough to avert climate catastrophe.

Why? Because the burning of fossil fuels only accounts for about 70% of all anthropogenic greenhouse gas emissions. The remaining 30% comes from a number of causes. Deforestation is a big one. So is industrial agriculture, which degrades the soils to the point where they leach CO2. Then there’s industrial livestock farming which produces 90m tonnes of methane per year and most of the world’s anthropogenic nitrous oxide. Both of these gases are vastly more potent than CO2 when it comes to global warming. Livestock farming alone contributes more to global warming than all the cars, trains, planes and ships in the world. Industrial production of cement, steel, and plastic forms another major source of greenhouse gases, and then there are our landfills, which pump out huge amounts of methane – 16% of the world’s total.

Source: Clean energy won’t save us – only a new economic system can | Global Development Professionals Network | The Guardian

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