Gradual changes allow time for adaptation or migration, but the rapid changes likely to result from human activity can greatly increase the chance of species disappearing.
(Gradual changes; allow; time for adaptation or migration) (the rapid changes likely to result from human activity; can increase; the chance of species) (species; disappearing; )
Gradual changes the rapid changes likely to result from human activity species
allow can increase disappearing
time for adaptation or migration
the chance of species