Q1Why is it important to understand why carbon cycles through the ecosystems? D.Because carbon is an essential element in organic materials and it is released into […]
Why is it advisable to use mulch around shrubs and garden plants? D.In order to decrease plant water retentionDepending on the climate up to 75% of […]
On average how much oil does our nation consume in a year?On average what is the national yearly usage of fossil fuels from industrial and commercial […]