river kennet Flashcards

(3 cards)

1
Q

location

A

southern England
drains an area of 1,200km^2 in Wiltshire and Berkshire

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

info

A

-upper catchment is compromised by chalk, water filtered by chalk:
-fast flowing
-high o2 levels
-exponential clarity
native fauna
-Atlantic salmon
-otters
-brown trout
many settlements by the river which it supplies - largest Swindon with a population of 200,000
river supplies agriculture, industries, public needs

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

impacts

A

extraction> recharge - caused flows to reduce by 14%
droughts in 2003 caused drop of 20%
reduction in groundwater has caused springs and seepages to dry up
-lower floods have reduced temporary areas of standing water

How well did you know this?
1
Not at all
2
3
4
5
Perfectly