P1C 17Sustainable Development in Hot Arid Environments

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How is sustainable development defined in the document?

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Development that improves basic standards of living without compromising the needs of future generations.

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What is desalination?

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A process that removes salt and other impurities from seawater or brackish water to produce fresh water.

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Which country is a leading example of desalination?

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Saudi Arabia.

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What is a major drawback of desalination in Saudi Arabia?

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The reliance on fossil fuels, contributing to greenhouse gas emissions.

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What is a significant environmental concern associated with desalination?

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The generation of brine, a concentrated saltwater byproduct, which can pose risks to marine ecosystems.

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Why are hot arid deserts suitable for solar power plants?

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They receive abundant sunlight, have inexpensive and widely available land, and low population densities.

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What is the Noor solar power project?

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A solar power project in the Sahara Desert, Morocco, aiming to generate 50% of Morocco's energy needs by 2030.

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What are some disadvantages of solar power in deserts?

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High technology cost, harm to wildlife, and ecosystem disruption.

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What is hydroponics?

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A method of growing plants using nutrient-rich water instead of soil.

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Why is hydroponics useful in arid regions?

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It is useful where land is scarce or soil is too saline or infertile.