Both climate change and policies to prevent it can rattle the economy. Citizen of the Planet/Education Images/Universal Images Group via Getty Images

The next big financial crisis could be triggered by climate change – but central banks can prevent it

It isn’t just the effects of climate change that could destabilize the financial system, it’s also fossil fuel assets losing value. The good news is that central banks can fix it.
Extreme cold weather in Atlanta, Ga., on Jan. 3, 2018. AP Photo/David Goldman

Climate change and weather extremes: Both heat and cold can kill

Many parts of the US have experienced extreme heat or extreme cold in the past year. Recent research projects that climate change will increase deaths from both types of weather, especially cold spells.
Volcanoes produce large amounts of a gas that interacts with air to produce sulfate aerosols, which act as tiny mirrors in the atmosphere to reflect sunlight – and heat. NASA

Can solar geoengineering be part of responsible climate policy?

Blocking the sun by injecting tiny particles in the atmosphere – called solar geoengineering – can lower the Earth’s temperature but has some real costs. Economists run the numbers.

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