What would be considered an observable indication of global warning

- - 100-year average temperature rising

- - percentage of carbon-dioxide in the atmosphere rising

- - average high temperatures for a year rising

- - temperatures of the oceans rising

- - severe weather events happening more often

- - large, energetic storms happening more often

- - glaciers shrinking

- - polar ice shrinkikng

- - habitat for animals in polar zones shrinking

- - temperate-zone trees and plants spreading toward the poles

- - growing seasons getting longer

- - dry areas getting more heavy rain events

- - rainy areas having more extended dry periods

Note:

Everything on this list IS being observed.

You can argue about what's causing it, but

you can no longer claim that it's not happening.