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The Earth's ozone layer protects life from harmful ultraviolet radiation from the sun, but human activities in the 20th century led to its depletion. This has resulted in an incre…

Betelgeuse is a red supergiant star located in the constellation Orion that is one of the largest and brightest stars visible from Earth. It is near the end of its life cycle, hav…

Betelgeuse is a red supergiant star located in the constellation Orion that is nearing the end of its life cycle. It has exhausted its core hydrogen fuel and is now fusing helium …

Tidal energy is not renewable as it harms the environment faster than consuming fossil fuels, according to a study. Using tidal energy would cause extreme temperature changes and…

The text discusses the different forms of water on Earth, including freshwater, saltwater, and groundwater. It highlights the chemical and biological composition of these waters,…

The Earth formed around 4.6 billion years ago, at the same time as the other planets in the Solar System. The early Earth was hot due to gravitational contraction, radioactive dec…