Environmental commodities trader buys and sells environmental commodities such as emission allowances, carbon offsets, Renewable Energy Certificates (REC), biofuels and biofeedstocks, on his/her own account or employer’s account. He/she sources, schedules, moves and optimises environmental commodities through supply chains and distribution systems. He/she plans and executes purchase timings and delivery modes, while balancing organisational’s operational requirements and market movements.