Ethan: How much notice do you have to give? oral bimatoprost buy Since August, the month when Brazil's annual measurement of cleared rainforest starts, a total of 2,338 square kilometers (903 sq mi) have been detected - a 35 percent increase from figures compiled a year ago. The area, roughly three times the size of New York City, is already more than the total of 2,051 square kilometers (792 sq mi) detected by the same system for the 12 months of measurement ended in July 2012.