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2 public questions tagged with this topic.

Environmental Effects - Ozone, Greenhouse and Safety

What is one environmental concern related to the depletion of the ozone layer mentioned in the document?

**Ozone absorbs UV** protecting life, depletion by CFCs, halons produces Cl· + O₃ → ClO + O₂, ClO + O → Cl· + O₂, catalytic cycle, one Cl destroys thousands of O₃, Montreal Protocol bans CFCs, UV increase harmful. The document mentions that the depletion of the ozone layer by chlorofluorocarbons (CFCs) allows more UV radiation to reach Earth, posing health risks. Using c = fλ, E₀/B₀ = c, I_d = ε₀ dΦ_E/dt, and spectrum classification λ = c/f, evaluation yields Increased UV radiation exposure, illustrating EM wave transverse nature and Maxwell's displacement current concept.

Ref: NCERT > Physics Book > Electromagnetic Waves > Environmental Effects - Ozone, Greenhouse and Safety

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Terristial Biomes

What is the primary climatic factor that determines biome distribution?

“Temperature and precipitation” for what is the primary climatic factor that determines biome distribution. This relationship follows from the ecological mechanism represented by the terms in the item, not merely from an association between their names. Plant growth form integrates water balance, fire, frost, nutrient availability, and growing-season length. Animals respond to the same filters through migration, dormancy, thermoregulation, and dietary specialization. The remaining alternatives—“Wind direction”, “Ocean salinity”, “Soil depth”—refer to different states, processes, or scales and

Ref: Campbell Biology, Urry et al., 12th Ed., Ch. 52

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