The literature shall give a brief about biomass and its importance to environment and its types, characteristics,
then give brief about biomass pyrolysis, its techniques and types (conventional pyrolysis methods), the effecting factors and parameters which control the pyrolysis process and products characteristics,
then give a detailed literature about Microwave Pyrolysis and comparison between it and conventional pyrolysis, its products characteristics,
then give detailed literature about biochar production especially through microwave pyrolysis and its characteristics and properties
finally give a literature about using biochar in soil remediation especially for soil contaminated with hydrocarbon and heavy metals.