I. Industrial development destroys the environment by left over and residue materials such as: | a. High concentrations of metals;
b. Toxic substances and chemically changed minerals;
c. Debris and litter;
d. Radioactive infected ground at industrial sites. | II. Large-scale soil erosion because surface soil washes away due to influencing water tides and winds streams. | a. Intensive plowing and draining of farm land.
b. Planting of genetically singular crops in combination with applying too much fertilizers and pesticides. | III. Abnormal huge irrigation systems in farming: | a. Salination of the ground, ground water, and creeks and wells.
b. Excessive withdrawal of ground water reserves. | IV. Surface and underground mining for gas, oil and minerals devastate land and oceans and mutilates our world. | a. It causes every growing desolate and desert spots. | V. Deforestation - the rainforests in Latin America are the obvious victims - you not need grown-up persuasive communication skills to bring this to reason. | a. Including their biodiverisity of forest animals;
b. Exotic plants;
c. And micro-organisms. |
Radio active materials are - without exception I would state - firm persuasive environmental speech topics and essay discourse themes for students. E.g.:
Radio Active Waste Management. I. There are three critical stages in the radio active waste management flow: | a. Spent nuclear fuel that is stored temporarily at power plants, also known as interim storage.
b. The control of the risky transportation of radioactive materials.
c. The final storage and disposal, to protect future generations from potential threats. | | II. There are three levels of contamination: | a. The low level waste: | 1. Nuclear reactor complexes, and also hospitals and research departments of industrial corporations produce low level waste.
2. It is