In building new nuclear, "standardized designs and downsized reactors can help. Governments can also offer additional support."
Aviation produces 2% of manmade CO2 emissions, but we can make planes far more efficient. But not just yet.
Last year global CO2 emissions grew at the fastest rate since 2013 largely because of coal-fired plants.
Renewables won't be able to meet the vast energy needs of the world's largest economy alone.
Whatever a changing climate will throw at Europe, the continent's electricity grid will likely weather it.
Two experts offer a practical way for us to decarbonize fast on a global scale to avert a climate catastrophe.