Sentences with phrase «ultraviolet rays from the sun»

Without a protective layer of ozone, life would be exposed to DNA - damaging ultraviolet rays from the sun.

During the day, ultraviolet rays from the sun split oxygen, nitrogen, and other molecules in the upper atmosphere.

The humidity can be as low as 10 %, there are intense ultraviolet rays from the sun, and the high altitude can leave people short of breath.

Your body uses ultraviolet rays from the sun to manufacture vitamin D in the inner layers of your skin.

These types of ingredients are very effective in blocking potentially harmful ultraviolet rays from the sun but when absorbed into the blood, they mimic the effects of the hormone estrogen which increases a woman's chance of developing endometriosis.

Canopy: This will protect the child from ultraviolet rays from the sun, wind and other unfavorable weather elements.

When ultraviolet rays from the sun fall on methane, they break the molecule into components that form ethane, a constituent of natural gas on Earth.

Ultraviolet rays from the sun wreak havoc at the cellular level, breaking down the collagen fibers that help skin retain its elasticity and supple appearance; they can also cause pigment changes and permanent dark spots.

C also seems to guard against ultraviolet rays from the sun, which can lead to freckles and a mottled complexion.

These types of ingredients are very effective in blocking potentially harmful ultraviolet rays from the sun but when absorbed into the blood,...

-- The Earth's atmosphere has the ozone layer that protect life from ultraviolet rays from the Sun.

It is very effective as a sunscreen blocking over 20 % of damaging ultraviolet rays from the sun and works invaluably against hair damage (27).

Without the ozone layer, ultraviolet rays from the sun would reach the surface at nearly full force, causing skin cancer and, more seriously, killing off the tiny photosynthetic plankton in the ocean that provide oxygen to the atmosphere and bolster the bottom of the food chain.

Writing in the journal Scientific Reports, Jennifer Wadsworth and Charles S. Cockell from the UK Centre for Astrobiology at the University of Edinburgh reported that compounds in Martian soil become toxic to biological organisms when exposed to ultraviolet rays from the sun.

During the winter, ultraviolet rays from the sun are not available in many places in the world, and it is difficult for many with their busy lives and those whose dietary choices preclude using fish and other animal sources, to get enough sun.

Although humans, when exposed to ultraviolet rays from the sun, create Vitamin D through synthesis, felines do not process the vitamin in the same manner.

The Earth's ozone layer is located in the lower stratosphere, which lies just above the troposphere (which begins at the planet's surface and reaches up to about 12 km), catching harmful ultraviolet rays from the sun.