In the tropics, farmland N2O emissions were estimated in three African countries to 0.6–0.8 kg N2O-N ha−1 year−1; in six Asian countries to 0.2–11.2 kg N2O -N ha−1 year−1; in all of Australia 1.3 and i
But by the time Spanish explorers arrived in Central America in the late 1400s, people were using it to make hot and cold chocolate drinks with spices. By the 1580s, Spain began importing cacao and spreading it to other European countries. By the 1800s, technology developed in the Netherlan...