Why should we conserve environment

Danielle has blonde hair. her mother has blonde hair and her father has brown hair. which explains how danielle inherited her hair color? she inherited a chromosome that carry alleles for hair color from someone other than her mother and father. she inherited a chromosome that carries an allele for hair color from only her father. she inherited a chromosome that carries an allele for hair color from only her mother. she inherited a chromosome that carries an allele for hair color from each parent.

Me plzzz what is the ratio of water than falls on land as compared to the amount that falls onto the oceans? what role do clouds play in regulating earth’s energy balance? me plzzz

Can someone me choose a broad topic and area of focus i am really doing this as a tally to see which one most people pick ok water pollution global warming endangered species atmosphere for the !