Listening to the News: Voice of America-Book 2 Unit 11 (E)
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algae
nonflowering stemless water plants algae are predominantly aquatic, inhabiting fresh, brackish, and marine waters.
biofuel
a type of energy from renewable plant and animal material
The government estimates that million tons of grains are being used for biofuel.
complicated
difficult, not easy
The test was very complicated, and I don't think I did very well.
dense
If something is dense, it has a lot of things close together.
I easily became lost in the dense forest.
fertilizer
anything added to soil or water to make it better for growing things
Many farmers need to use fertilizer because there are not enough minerals left in the soil.
fossil
the remains of a plant or animal that have stayed in the earth after many years ago
If we do nothing about it, fossil fuels are in danger of running out.
kelp
a large brown seaweed kelp can be made into delicious food.
organism
a living thing, often one that is small
Forests are home to loads of plant life and millions of organisms.
sewage
refuse or garbage carried out of buildings by the sewer
Cities are responsible for controlling the sewage created by its residents.
transport
to take someone or something from one place to another in a vehicle
The pineapples are transported in large trucks.
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