IPCC targets the control of global warming within 2 degrees Celsius.
And it become increasingly harder.
It begins to talk that it will have to take measures of 4 degrees rising along with 2 degrees.
There are two ways to prevent global warming. One is light -reflecting. And the other is removal of carbon dioxide.
This book is one of the better introductions of geo-engineering.
The Yuzu is happy with rain drops.