A typical home in the northern US might require 120 MBtu of heat for the average winter. If this heat were supplied by a natural gas furnace operating at 60 percent efficiency, how many BTU is needed?

Which group’s rights—human participants or nonhuman animals—are the most important to protect? why? not really a right or wrong answer, but give a detailed explanation

Compare the objectives and strategies of organized labor and populists for challenging the prevailing economic beliefs and practices of the ''gilded age.''

Atown located beside a river derives a large percentage of its revenues each year from the local logging industry. however, heavy traffic to and from the logging sites has increased pollution and contributed to soil erosion. this has also resulted in the loss of native bird species in the logged forests. which of the following is the most sustainable solution to this problem? protecting certain forested areas to allow the birds to recover relocating the equipment and vehicles to new forests for logging relocating the birds to new forests away from the town introducing new bird species to replace the species that have been lost reducing the number of trucks traveling through the forest by 10 percent