The activities in the oil and gas industry are classified into

The activities in the oil and gas industry are classified into upstream and downstream activities. Upstream activities involve exploration, discovery, and extraction of oil and gas resources from underground or underwater reservoirs. These activities include geological surveys, drilling exploration wells, testing the wells, and extracting the oil and gas from the reservoirs. Downstream activities involve the refining, transportation, and marketing of the extracted oil and gas products. These activities include refining crude oil into gasoline, diesel, and other products, transporting the products through pipelines, trucks, and ships, and marketing them to consumers. In summary, the activities in the oil and gas industry are classified into upstream and downstream activities. Upstream activities involve exploration, discovery, and extraction of oil and gas resources, while downstream activities involve the refining, transportation, and marketing of the extracted products.