Ozone layer depletion is the thinning of the ozone layer in Earth’s stratosphere, primarily caused by human-made substances like chlorofluorocarbons (CFCs). This leads to increased UV radiation, harming ecosystems and health.
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Rajshree Chatterjee
Asked: In: Class 10 Science
Human urine is a liquid waste product excreted by the kidneys, containing water, urea, salts, and other waste compounds. It serves as a means for the body to eliminate excess substances.