求翻译：志愿者在重点区域开展了植树造林、沙漠治理、水污染整治、清除白色垃圾等环保活动，在遏制自然环境恶化，促进环保事业发展方面发挥了积极的作用。是什么意思？

Volunteers to carry out tree planting in key areas, desert control, water pollution remediation, white trash removal and other environmental protection activities, to curb the natural environment degradation, to promote the development of environmental protection has played an active role.

Volunteers are important areas in the afforestation, against desertification, water pollution and environmental protection activities, such as white trash in curbing deterioration of the natural environment, and promote development of environmental cause has played an active role.

The volunteer has developed environmental protection activities and so on afforestation, desert government, water pollution improvement, elimination white trash in the key region, worsens in the containment natural environment, the promotion environmental protection enterprise developed the aspect t

Volunteer reforestation in key regions, desert control, water pollution control, clear environmental activities such as white trash, curb the deterioration of the natural environment, had played a positive role in promoting the development of environmental protection.

Chinese youth Volunteer Association had been established December 5, 1994, provides the wish service, brings honor to the wish spirit is the objective, receives “the offer, the friendly affection, the cooperation, the progress” the wish spirit, through organizes and instructs the national youth to v