Explain how the use of fertilizer can have a negative impact on the environment

An item not normally included in ansi recommendations, but recommended by other groups is: a) a syringe b) a blood pressure monitor c) a defibrillator d) all of the above

Summarize the work of famous environmental scientists of the past.

Guys plz and say a best answer i will give 15 points how we should prepare for a scholarship exam