Because snow reflects light more than non-white regions of the Earth and albedo is
a measurement of reflectance. By definition white reflects all visible light therefore albedo is greatest .
The polar regions have high albedo because they are covered in ice and snow, which reflect sunlight back into space. This impacts the Earth's climate by reducing the amount of heat absorbed by the planet, helping to regulate global temperatures.
The albedo effect in the polar regions refers to the high reflectivity of snow and ice, which causes sunlight to be reflected back into space rather than absorbed as heat. This reflection helps maintain cool temperatures in the polar regions by reducing the amount of solar energy that is absorbed and thus preventing excessive warming.
High albedo can be found in regions covered by snow, ice, or sand dunes, as these surfaces reflect a large portion of the incoming sunlight. This reflects heat back into space, leading to cooler temperatures in these areas.
Earth's polar regions are the areas of the globe surrounding the poles also known..part of what little sunlight the Polar regions receive, contributing to the cold.
Polar regions maintain constant temperatures due to their high albedo (reflectivity of ice and snow), which reflects sunlight away, preventing significant warming. Tropical regions maintain constant temperatures due to high levels of solar energy absorption and heat redistribution by the atmosphere and oceans, leading to minimal variation in average temperatures throughout the year.
Probably snow, if your Earth includes the totality of items found on the planet. Some clouds would have an albedo almost as high - but only in parts. If you wish to limit your answer to earth solids, then perhaps milky quartz, and marble would have a high albedo.
No, a high albedo does not increase temperature. Albedo refers to the amount of sunlight reflected by a surface, so a high albedo means more sunlight is reflected and less is absorbed, which can help to keep temperatures lower.
Tropical regions are cooler , polar regions are colder
Snow has a high albedo, meaning it reflects a lot of sunlight back into the atmosphere.
The polar zones receive less direct sunlight due to the Earth's tilt, leading to lower temperatures. Additionally, the high albedo of snow and ice in these regions reflects sunlight back into space, further cooling the area. Atmospheric circulation patterns also contribute to the cold temperatures in the polar zones.
Yes, ice possesses a high albedo, meaning it reflects a high percentage of sunlight that hits its surface.
The polar ice caps are only located in polar regions.