Speed golf is played on environmentally sustainable alternatives to traditional courses.

The growth of electricity sector in India may help find a sustainable alternative to traditional fuel burning.

California led the search of sustainable alternatives with interest in methanol.

I want to be satisfied that we can keep our ban and thus the incentive to create sustainable alternatives.

Where climate change is concerned, attention should first and foremost be paid to really sustainable alternatives.

I would not consider such an unrealistic approach to be a sustainable alternative for the whole of Europe.

In my view, we should be looking for sustainable alternatives in the field of energy production.

It is used as a cheaper and more sustainable alternative to rock fill.

Assessment of energy technologies, including coal, nuclear and more sustainable alternatives.

If one uses a cost-benefit analysis, none of the other planets offer a sustainable alternative to our planet earth.