Hi,
Note that the "British pound" isn't a unit of weight (lb.) but rather a unit of currency. By weight, the lb. is the same (British or American), though Brits usually use grams or kilograms rather than pounds, for weight.
The currency conversion from the British pound (£) is roughly equal to $1.22
Explanation is in a file
bit.
ly/3a8Nt8n
I think it is erosion or deposition
Pampas and Llanos both have grassy lands used for livestock cultivation and farming.