Simplify the following text for a Grade 11 native English-speaking person.
Original: Regardless , in modern times the clearance has accelerated , and the trees are now considered to be highly endangered , with some believing that as little as 10 % of the original woodland remains .
Simplified: Regardless , in modern times the clearance has had a faster pace , and the trees are now thought to be highly endangered , with some thinking that as little as 10 % of the original woodland is still here .