As in other mammals, thermoregulation is an important aspect of human homeostasis. Most body heat is generated in the deep organs, especially the liver, brain, and heart, and in contraction of skeletal muscles. Humans have been able to adapt to a great diversity of climates, including hot humid and hot arid.
Japanese knotweed is a perennial weed, producing tall canes, up to 2.1m (7ft) in height during the summer. The canes have characteristic purple flecks, and produce branches from nodes along its length. These branches support shovel-shaped leaves.
What is nori (seaweed wrap)? Nori is the dark green, almost black seaweed used to hold toppings in place or to wrap sushi rolls. While most westerners experience Nori only in sushi rolls, Japanese cuisine has many uses for the ingredient. Nori can be added to soups and seafood dishes to add its salty flavor.