Human Trafficking Defined. The chart below, developed by the Solidarity Center, extrapolated and simplified from the 2000 UN Protocol to Prevent, Suppress and Punish Trafficking in Persons, especially women and children definition, is a useful tool for analyzing individual cases to determine whether or not they constitute trafficking.
Foster & Smith Educational Staff Macroalgae such as Halimeda, Chaetomorpha, and other large celled algae are valuable additions to a saltwater aquarium. Algae and all photosynthetic creatures serve two important roles in the ecosystem of the oceans and aquariums.
Algae are a diverse group of organisms that occur in various shapes and sizes and have different ecological roles. Thousands of species of algae occur world-wide in both fresh and marine waters.Many species of freshwater algae float in the water, but others are attached to submerged rocks or aquatic plants. Most freshwater species are inconspicuous and do not create problems for humans.he cells of green algae may occur singly, as spherical colonies, or as filaments. Sometimes filamentous green algae can create problems when it grows in cotton candy type clouds in the water. Generally most green algae are highly palatable and a good food source for zooplankton.