Environmental problems - Degradation, pollution and depletion

24 important questions on Environmental problems - Degradation, pollution and depletion

What is degradation of the environment?

A decrease in the size, quality and diversity of the natural environment (through for example urbanization or the construction of roads)

What is an important source for GDP

Transporting goods from harbours to customers

What are wildlife crossings?

A solution to fragmentation by concerning fragmented areas (animals can move safely between fragmented areas)
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What have been construced for wild animals

Wildlife crossing so they can move safely between fragmented areas

What are low emission zones?

An area in cities where older, more polluting cars are not allowed

What is the difference between reforestation and afforestation?

reforestation is the replanting of trees and afforestation is planting new trees

What do emissions of cars contain

Tiny dust particles, soot and nitrogen oxides

How do various projects increase the size of roads and railways?

By building extra capacity into existing systems

Low emission zones

Trucks are not allowed to enter some cities without a soot filter, in  Utrecht all diesel-powered cars constructed before 2001 are banned

What do municipalities encourage

People to leave their cars at home and use another mode of transport

What does desertification lead to?

A reduced diversity in the natural environment, erosion and expansion of the desert

What for problem is pollution in LEDCs

LEDCs have less stricter laws, old items are transported to them and there these items are taken apart or burned

What is done to stop desertification? Why?

New trees are planted and farmers are taught better farming techniques, to limit soil erosion and provide job opportunities

What is a big problem referring to pollution?

Car engines contain a lot of substances that are harmful to human health

Why is pollution a major problem in LEDCs?

Because most of the environmental laws are less strict

What worldwide consumption has increased?

More and more waste has been produced, discarded mobile phones, computers & televisions

What is done about the waste of electronical objects?

Shipped to LEDCs where they are taken apart or burned

What happens when the electronical objects are burned or taken apart?

Air pollution which leads to respiratory problems for the individuals involved, nearby communities and the environment

What does over fishing lead to?

A decrease of biodiversity

What is important do reduce the problems surrounding consumption and associated waste

1. Reduce the number of products that people use
2. Reuse an item as often as possible
3. Recycle, donate an item when its no longer useful

What are solutions for over fishing?

Licening of aquaculture, policy sets out a quota for how many fish of each species are allowed to be caught (farmed fish)

What is fuelwood used for and how is this a bad thing?

Its used for cooking and the supply of heat and light however it leads to poor indoor air quality and consequent health issues

What are solutions for overused wood?

Reforestation and afforestation

What is the result of economic progress?

Pollution and depletion

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