Meaning of エーカー in Japanese

Each year, twenty-seven million acres of the tropical rainforests are destroyed.

The field measures more than 300 acres.

They sell land by the acre.

I bought an eight-acre farm for my retirement.

We own a few hundred acres between the three of us.

The house isn't huge and it's on about two-thirds of an acre, and when we first bought it I spent several hours every week getting the lawnmower fixed and cutting the lawn, in that order.

The pasture has an area of 10 acres.

That farmer cultivated a 200 acre plantation.

What is the acreage of your ranch?