Nile Delta #3 changes of sediment budget

Question 1

what type of environment is it?

Answer 1

low energy environment

Question 2

since the building of the Aswan dam…….

Answer 2

there has been an imbalance between erosion and accretion.

Question 3

what happened to the amount of sediment accreted?

Answer 3

Rapid reductions from 120 million tonnes/yr to only a trace today-mainly due to Aswan dam

Question 4

what changes have occurred to the Northwest Nile Delta?

Answer 4

Rates of coastal retreat as high as 148/yr due to less deposition and rising sea levels.

Question 5

what have rising sea level caused?

Answer 5

rise of 1.2m/yr has caused deeper water producing larger waves which increases erosion