But it also threatens their environment and the preservation of their culture.
A great walker, he campaigned for the environment, and the preservation of parks and urban open spaces.
The arid US Great Basin provides an ideal environment for the preservation of fatty acid residues.
After it arrived the book was cataloged and sent to our Offsite facility, which provides an excellent environment for the preservation of library materials.
The most important programs are those studying long-term fluctuations in the regime and water level of the sea, the protection of the marine environment, and the preservation of the sea's biological productivity and unique natural features.
A stable environment for the preservation of paper-based materials cannot be achieved in the central stacks as they are constructed, so it is not a matter of updating them with newer technology.
Underground Egyptian tombs built in the desert provide possibly the most protective environment for the preservation of papyrus documents.
Now organizations representing the cultural sphere--the environment, species preservation, rural life, health, food and cuisine, religion, human rights, the family, women's issues, ethnic heritage, the arts and other quality-of-life issues--are pounding on the doors at world economic and political forums and demanding a place at the table.
Ilizarov claimed the process of osseous regeneration is enhanced provided the environment was stable, the preservation of bone vascular supply and weight bearing were all combined [47].
Stones with inscriptions were frequently re-used as building materials, and ceramic ostraca require a dry environment to ensure the preservation of the ink on their surfaces.
