A boy releases young crucian carp into the Yongjiang River, one of the principal rivers running through Nanning, with the help of his mother on Tuesday, April 22, 2008. To celebrate the 39th Earth Day, many citizens, including over 1,000 young volunteers, braved the rain to release over 600,000 small fish into the river to replenish the fish supply depleted by the snow disaster earlier this year. [Photo: Xinhua]

Young volunteers release fish into the Yongjiang River in spite of the rain on Tuesday. [Photo: Xinhua]

A small girl releases Chinese giant salamanders (Andrias davidianus) into a river at a scenic site near the Huanglong Cave in Zhangjiajie, Hunan Province on Tuesday. A Chinese giant salamander release activity kicked off here to protect aquatic life. Volunteers released a total of 2,010 Chinese giant salamanders at six sites in Zhangjiajie. [Photo: Xinhua]

These Chinese giant salamanders will be released soon at the Huanglong Cave scenic site. [Photo: Xinhua]

(CRI English April 23, 2008)