The ammonia then becomes available for uptake by plants and other microorganisms for growth. Ecological Implications of Human Alterations ... changes in forest health, and declines in biodiversity.
European Journal of Obstetrics and Gynaecology and Reproductive Biology research links chemicals in hair products to hormonal disturbances and carcinogenicity ...
Human urine has been used to create ... But after about 48 hours, the bricks completely lose the ammonia smell - and they do not have any health risks either, he said. "The process we use in ...