Nature

Question 1

Biosphere

Answer 1

areas of the earth where life exists.

the ecosystem comprising the entire earth and the living organisms that inhabit

Question 2

Emissions

Answer 2

Gases entering the atmosphere

Scientists spend their whole career studying the effect of emissions on the climate.

Question 3

Pollutant particles

Answer 3

Microscopic elements of pollution

I remember going to a factory and seeing the snow covered with pollutant particles.

Question 4

Run-off

Answer 4

Water that runs from the ground into rivers And lakes.

We should try to collect and use more run- off water to avoid having to recycle water so much.

Question 5

The water cycle

Answer 5

Natural process of water moving frim clouds to rain and seas.
Scientists believe the water cycle is responsible for various natural events especially in coastal areas.

Question 6

Aquifers

Answer 6

Underground , natural water stores

My family have a well which connects to an aquifer, giving very pure water

Question 7

Filtration

Answer 7

The process of filtering and removing impurities.

Water filtration might be a solution to water shortages in very hot countries.

Question 8

Water table

Answer 8

The layer of water below ground.

In my town the water table is very high and water will appear in even a small hole.

Question 9

Tainted

Answer 9

Polluted
Contaminated
The mediterranean is badly tainted in some areas by sewage pollution

Question 10

Sweage

Answer 10

Sewage is waste matter such as feces or dirty water from homes and factories, which flows away through sewers. …treatment of raw sewage.

Contamination of the soil, ground water, and air by percolation of sewage.

Question 11

Soil erosion

Answer 11

The loss of soil by wind and rain activity

Deforestation has increased soil erosion seriously in Brazil.

Question 12

Logging

Answer 12

Cutting down trees for timber and industrial use.

Logging has endangered many species throughout the world.

Question 13

Timber

Answer 13

the wood of growing trees suitable for structural uses.

Question 14

Dumping

Answer 14

Leaving waste deliberately without storing or treating it.

In most countries, dumping rubbish is a criminal offense.

Question 15

Waste

Answer 15

Any material not wanted or needed after a process

In my country, we use waste from cotton manufacture for lighting fires.

Question 16

Landfills

Answer 16

Organised areas where waste is buried in the ground.

Surprisingly, Britain still sends most of its domestic waste to landfill sites.

Question 17

Waste processing

Answer 17

Recycling or reducing waste into manageable forms.

My brother has a waste processing company, which is subsided by the local authority.

Question 18

Poaching

Answer 18

Illegally hunting and killing animals.

Elephant poaching should be a much higher priority for the world authorities, as elephants are an endangered species.

Question 19

Habitat loss

Answer 19

Destruction or disappearance of an animal’s home.

Logging has caused substantial habitat loss for wildlife in many countries.

Question 20

Food chain

Answer 20

The natural system of animals eating other animals and plants.
The food chain has been disrupted by the loss of certain species, with widespread impacts on all animals.

Question 21

Dwindling numbers

Answer 21

To dwindle
To steadily decline in quantity
States seem to have dwindling funds to pay for animal sanctuaries, although they are still able to pay for government officials and their perks.

Question 22

Extinction

Answer 22

The final death of all animals in a species.

Dinosaur extinction may have been caused by a meteor or volcano, but scientists seem unsure about this.

Question 23

Drought

Answer 23

Similar to famine but a lack of water.

Drought in central Africa can continue for many years, apparently.

Question 24

Irrigation

Answer 24

Supplying water to land for agriculture.

If we want quick solutions to famine, better irrigation and farming methods would be probably be the first step.

Question 25

Catastrophe

Answer 25

A great disaster affecting many people.

The continuing destruction of the rain forests is a catastrophe for the global biosphere.

Question 26

Exacerbated

Answer 26

To exacerbate
To make an existing problem worse, accidentally or deliberately.
Famine in Africa has bern exacerbated by civil war and political instability.