What is the distance from point n to lm in the figure below.

Late at night some traffic signals change patterns and become ?

Jim has found that he must consume 2,300 calories a day to reach his health goals, but he doesn't want to give up his afternoon snack of pretzels. unfortunately, he tends to eat the entire bag — which amounts to 1,300 calories! what strategy should jim use to improve his habits?

Summarize the work of famous environmental scientists of the past.