Ecosystems : Some of the region s ecosystems appear to be very vulnerable to climate change, at least in the long term, because alterations to soils, plants, and ecosystems are very likely, and there may be increases in fire occurrence and insect outbreaks.
(the region; to be; very vulnerable to climate change) (alterations to soils, plants, and ecosystems; are; very likely)
the region alterations to soils, plants, and ecosystems
to be are
very vulnerable to climate change
very likely