| ▲ | simmerup an hour ago | |
And it varies in intensity because human activity is putting more energy into the system | ||
| ▲ | tjwebbnorfolk 43 minutes ago | parent [-] | |
It varies in intensity because it always has. | ||
| ▲ | simmerup an hour ago | |
And it varies in intensity because human activity is putting more energy into the system | ||
| ▲ | tjwebbnorfolk 43 minutes ago | parent [-] | |
It varies in intensity because it always has. | ||