Nowadays, we can feel climate change near us... 
For example, number of typhoon’s arrival to Japan has been decreased dramatically, however it has been occurred over the ocean more often than before. The typhoon’s route has been changed a lot. It goes to up north more often rather than comes to east... 
In the UK, the winter has become milder, much milder in recent 10 years, however more snow fall has been experienced... 
The temperature drops lower, but lower temperature is measured shorter period... 
No wonder that the sea level has become higher and higher... 
But, but, but..., we, human-beings cannot do much about it. We might have been producing CO2 a lot, but the history tells... 
The earth, especially inside of it has been changing the shape a lot, and also, the sun has changed its own size and behaviour a lot... 
We, human beings are a tiny creature comparing to the huge space... 
