What happen to the solar radiation as it passes through the atmosphere?

What happen to the solar radiation as it passes through the atmosphere?

About 23 percent of incoming solar energy is absorbed in the atmosphere by water vapor, dust, and ozone, and 48 percent passes through the atmosphere and is absorbed by the surface. Thus, about 71 percent of the total incoming solar energy is absorbed by the Earth system. The remaining 48% is absorbed at the surface.

Why does solar radiation happen?

This effect occurs through heat transfer by conduction and convection 31. Infrared radiation absorbed by Earth’s surface warms the surrounding air. Earth absorbs infrared radiation and converts it to thermal energy. As the surface absorbs heat from the sun, it becomes warmer than the surrounding atmosphere.

What is the solar radiation coming to Earth called?

insolation
The energy received by the earth is called incoming solar radiation which in short is known as insolation.

Is solar radiation increasing?

Summary: Since the late 1970s, the amount of solar radiation the sun emits, during times of quiet sunspot activity, has increased by nearly . 05 percent per decade, according to a NASA funded study. “Historical records of solar activity indicate that solar radiation has been increasing since the late 19th century.

Is solar radiation harmful?

Excessive exposure to the sun is known to be associated with increased risks of various skin cancers, cataracts and other eye diseases, as well as accelerated skin ageing. It may also adversely affect people’s ability to resist infectious diseases, and compromise the effectiveness of vaccination programmes.

How much solar energy hits the Earth per day?

If we average out over an entire 24 hour cycle the amount of solar radiation hitting the Earth’s surface (known as the solar irradiance) on a clear day at the equator on the equinox is approximately 340 W/m2.

Does solar radiation affect climate?

Researchers have shown that UV radiation affects climate through direct heating and the production and destruction of ozone in the stratosphere, which then leads to regional effects at Earth’s surface through a complex chain of mechanisms.

What blocks solar radiation?

The magnetosphere provides natural protection against space radiation, deflecting most charged solar particles from Earth. Earth’s protective magnetic bubble, called the magnetosphere, deflects most solar particles.

What is solar radiation and how does it work?

What Is Solar Radiation? Solar radiation is the general term used to describe the electromagnetic radiation (radiant energy) emitted by the sun. Half of it falls within the visible short-wave part of the spectrum, while the other half falls within the ultraviolet and infrared part of the spectrum.

What happens to solar energy when it hits the Earth?

Around 30 percent of the solar energy that strikes Earth is reflected back into space. Clouds, atmospheric aerosols, snow, ice, sand, ocean surface and even rooftops play a role in deflecting the incoming rays. The remaining 70 percent of solar energy is absorbed by land, ocean, and atmosphere.

How does radiation from the sun affect the earth’s surface?

The radiation warms the Earth’s surface, and the surface radiates some of the energy back out in the form of infrared waves. As they rise through the atmosphere, they are intercepted by greenhouse gas es, such as water vapor and carbon dioxide. Greenhouse gases trap the heat that reflects back up into the atmosphere.

How does solar energy affect the climate?

Even small changes in these parameters can affect climate. Around 30 percent of the solar energy that strikes Earth is reflected back into space. Clouds, atmospheric aerosols, snow, ice, sand, ocean surface and even rooftops play a role in deflecting the incoming rays.