How do I make my male betta fish make a bubble nest cause my female one is already laying eggs and there's no bubble nest. Pls do not answer random! This is sooo important. Don't say you don't know either, please!

the answer is trees if i'm not mistaken

climate change and pollution

sulfur dioxide

explanation: acid rain is caused by a chemical reaction that begins when compounds like sulfur dioxide and nitrogen oxides are released into the air. these substances can rise very high into the atmosphere, where they mix and react with water, oxygen, and other chemicals to form more acidic pollutants, known as acid rain.

nucleic acid molecules are incredibly complex, containing the code that guarantees the four different nucleotide units comprise dna, the nucleic acid of interest to the genealogist. and one of four nitrogen-containing molecules called nucleotides