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Flashcards in natural resources Deck (14)
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1
Q

renewable resource

A

a resource that replaces itself unless badly mismanaged

2
Q

selective cutting

A

lumbering technique in which only trees of a certain type, size and quality are cut

3
Q

inshore fishery

A

commercial fishing that takes place within a few kilometers of the shoreline

4
Q

intensive farming

A

a large amount of labour, machinery, and fertilizers used on a small farm

5
Q

commercial forests

A

part of a forest that has large enough trees and is close enough to the market to allow it to be harvested by the forest industry

6
Q

fossil fuels

A

any mineral that can be burned to produce energy

7
Q

conventional energy source

A

well-established source of energy

8
Q

open pit mining

A

method of mining using a large hole that is dug for the purpose of extracting ore found near earth’s surface

9
Q

clear cutting

A

logging method whereby all trees in an area (except for very small ones) are cut at a time

10
Q

shelterwood logging

A

method of logging, often used in forests with trees of uniform age and size, that clear cuts part of a forest, leaving some seed bearing trees to regenerate the logged area

11
Q

noncommmercial forests

A

part of a forest that has trees too small to harvest or is too far away from the market

12
Q

aquaculture

A

production of fish and other marine products on fish farms

13
Q

nonrenewable resource

A

a resource that exists in a fixed amount or is being consumed much faster than nature can replace it

14
Q

extensive farming

A

type of farming in which small amounts of labour, machinery and fertilizers are used on large farms