Recent Comments. 1  KDM: Many modern vehicles have specific lifting points where the jack must be placed.... 2  Philip Werner: I definitely can't swing my leg over the back bag. Have to kick my foot as high... 3  Tom Bebee: Just wondering are there any issues with swinging your leg over the bag when mou...
From Wikipedia, the free encyclopedia. Stream metabolism, also known as aquatic ecosystem metabolism in lakes, can be expressed as net ecosystem productivity (NEP), the difference between gross primary productivity (GPP) and ecosystem respiration (ER).
Only 10 â 20% of the energy at one. trophic level in a food web is actually transferred to the next trophic level. II. Measuring ecosystem metabolism. Ecosystem ecologists measure whole-system metabolism in a manner similar to the way an. organismal biologist measures the metabolic rate of a single organism.