Designed for introducing your KS3 students to ecosystems and the idea of bioaccumulation in ecosystems, this includes examples of DDT in otters. This lesson plan is fully prepped covering key ...
Human activities have altered natural concentrations of multiple elements in the environment and added new chemicals. These chemicals can be taken up by organisms through various routes of exposure, ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results