The theme of «Environmental Protection» (Environmental Protection) is one of the most serious and complex issues in the study of the English language. Difficulties arise because of the need to memorize large amounts of material, and lexical definitions (for example, the sources of environmental pollution (sources of environmental pollution), types of pollution (types of pollution), etc.). To help you better understand this issue, we suggest you review the following video. It tells about water pollution in the United States, Florida, and the various sources of pollution. To video prepared assignments that test understanding of the review and contribute to memorize a specific set of vocabulary.
The first task is executed to view video (previewing). It is necessary to find the right definition of the words occurring in the video. We must try to accomplish this task without using a dictionary. Subsequent assignments aimed at testing understanding scanned video.
- Match the words with their definitions:
1 To spawn a Colourless flammable liquid with a pungent odour, used as a solvent for paints 2 Traced b The overflow of a liquid from a container 3 Sediment c Follow or be followed to source 4 Gill d Matter that settles to the bottom of a liquid 5 Nutrients e A tank, usually below ground, for containing sewage to be decomposed by bacteria 6 Runoff f Having cleansing power 7 Septic tank g Place where animals are killed for food 8 Detergent h To prevent 9 Slaughter house i The respiratory organ in many aquatic animals 10 To hinder j Any of the mineral substances that are absorbed by the roots of plants for nourishment 11 Turpentine k (Of fish, etc.) to produce or deposit (eggs)
- After watching the video decide whether these statements are true or false. Reason it out.
- To each of us water quality means the same.
- To a fisherman good quality water means plenty of fish to catch and areas for more fish to spawn and grow.
- To a boater good quality water means being able to power the boat through a water wave full of trash and hazards.
- Water pollution is the contamination of water by harmful chemicals or waste materials by people only.
- Many of the things people do every day decrease the amount of water pollution.
- A body of water is considered to be polluted when it is no longer usable by people or other living things.
- There are two main types of water pollution: point source and nonpoint source.
- Point source pollution is difficult to identify, control or manage.
- Point source pollution can not be traced to a single source.
- Nonpoint source pollution comes from one place and there is a specific source of this pollution.
- Distribute the following sources of pollution according to the main forms of point and nonpoint source water pollution (some sources can be used more than once).
Turpentine, bits of soil and wood, runoff from animal waste, food / paper plants, septic tank leak, fertilizers, sewage, slaughter house, detergents, oil spills, landfills.
Sediments Nutrients Bacteria Toxic pollutants
- Answer the questions:
- In what way do sediments pollute water?
- What are the advantages and disadvantages of the presence of nutrients in water?
- What are the causes of toxic pollution?
- What is being done to prevent water pollution?
These types of videos — an indispensable additional material in the study of the English language. I think that they are interesting normal listening (listening), and are the perfect complement to the texts for reading on certain topics.