“The fact that renewable energy is failing to decarbonize the electricity sector may surprise many readers accustomed to breathless reports of the rapid growth of renewable energy around the world. What Christophers means by this, though, is that while renewable energy is growing rapidly in many places, these increases are not even keeping up with global growth in the demand for electricity.”
Solve by themselves? No. Be a part of the solution absolutely.
As long as the other part consists of dramatically reducing per capita energy and resource use. With all implicit consequences.