Barbacoa ( barba'koa ) is a form of cooking meat that originated in the Caribbean with the TaÃ­no people, from which the term âbarbecueâ derives.
The effects of water pollution on ecosystems: A. are always immediate and lethal B. can magnify over time within food chains C. result mostly from point-source. pollution sources D. can be demonstrated by natural eutrophication. A. are always immediate and lethal.
In freshwater ecosystems: water regime changes, such as those following the construction of large dams; invasive species, which can lead to species extinction; and pollution, such as high levels of nutrient loading. Coastal ecosystems are affected by multiple direct drivers.