How has the environment changed since 1970?

How has the environment changed since 1970? Much of the expanded consumption of energy has been channeled into electrification. World production of electricity increased one and a half times since 1970. Electricity consumption increased more rapidly than non- electric energy in both industrialized and developing countries. How has the environment changed over time? All of […]

How thick does dust get?

How thick does dust get? 1.1 Dust as an occupational hazard Dust particles are usually in the size range from about 1 to 100 µm in diameter, and they settle slowly under the influence of gravity.” How thick is the dust on the moon? Lunar dust generally connotes even finer materials than lunar soil. There […]

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