You can cancel your video subscriptions at any time from the Manage Your Video Subscriptions page in Your Account. To cancel a video subscription: 1  Go to Manage Your Video Subscriptions. 2  Look under Video Subscriptions to find the subscription you'd like to cancel.  Select the Cancel Subscription option and confirm.
The albedo, (Latin for white) is a measure of reflected sunlight. Charcoal has an albedo of 0,04; snow 0,9 The planet with the highest albedo is Venus, whereas Mercury is theâ¦ lowest.
Deserts, ice, and clouds, however, have high albedos; they reflect a large portion of the sun's energy. Over the whole surface of the Earth, about 30 percent of incoming solar energy is reflected back to space.