Jim does research in antarctica. he frequently endures extremely low temperatures. explain how his skin, muscles, and metabolism him to maintain his body temperature.
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He needs to eat more to maintain the normal body temperature because the more you eat the more calories you burn

The truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey

The short-term effect of tar on the body is increased blood pressure.