Acement factory emits 900 kilograms of co2 to produce 1,000 kilograms of cement. a fully grown tree removes six kilograms of co2 per day from the air. one acre of land can support 200 mature trees. a company builds a factory that will produce 100,000 kilograms of cement. to make the factory carbon neutral, the owners need to grow trees over an area of land measuring acres.

The chart shows the costs and shipping times for materials that a company needs to build a new product. which describes the best trade-off if the company needs to start building their product within the next two years? they should order the domestic materials because it is always best to choose the fastest shipping time. they should order the imported materials because it is always best to choose the lowest cost for materials. since the shipping time is longer, they should order the domestic materials because the additional cost is worth it to get the materials in time. even though the shipping time is longer, they should order the imported materials because they are less expensive and should arrive in plenty of time to build the product.