We need to put more effort into conservation of monuments of the pope.
I was asked to make a few remarks on energy conservation.
Forest conservation is an important issue all over the world.
I'm very interested in nature conservation.
WWF is an organisation which was set up to help the conservation of wildlife.
My cousin, who is passionate about conservation, is giving a speech tomorrow.
We measured the electricity used during air cooling in the same way as heating, and compared the old model air conditioner to the energy conservation (2001) model.
The giant panda is recognised as a national treasure of China, but in some conservation areas it is still killed by poachers.
The organization plays a principal role in wildlife conservation.
During the holidays, some university students go to Africa as volunteers and help to perfect local wildlife conservation.
The third is the preservation of environment. In this case, the conservation of energy and resources is needed.
It is only recently that people have begun to realize the importance of nature conservation.
Inglese parola "ochrona środowiska"(conservation) si verifica in set: