When non-renewable resources (for example, oil or the rainforest) are used, they automatically become unavailable to future generations.
(non-renewable resources (for example, oil or the rainforest; are used; ) (they; automatically become; unavailable to future generations; T:When non-renewable resources (for example, oil or the rainforest) are used)
non-renewable resources (for example, oil or the rainforest they
are used automatically become
unavailable to future generations T:When non-renewable resources (for example, oil or the rainforest) are used