To ensure continued business growth, natural resources need to be managed sustainably.

Our personal lives also need to be managed sustainably.

I see sustainably managed forests as being a sort of green lung.

If natural resources are not managed sustainably, continued economic growth will not be possible.

Until there are reasonable guarantees that elephants can be managed sustainably, it is still the right thing to do.

The examples of fish populations being sustainably managed or restored are extremely rare.

What constitutes a sustainably managed forest will change over time as values held by the public change.

These area specific problems are coupled with droughts leading to real challenges for sustainably managing natural resources.

Steps are at last being taken to create a formal structure for checking the sources of sustainably managed tropical timber.

Little is known about their movements and life histories, so assessing how they can be sustainably managed is not easy.