sentence1: The Heads of state reiterated their deep concern for the serious threat that the rising trend in drug abuse poses for society and the lives and future of children and youth, and for the destabilizing effects that illegal use, production, trafficking and distribution of narcotic drugs psychotropic substances and drug-related offences have for the affected countries of the South Asian region.
sentence2: The Heads of state expressed their deep concern at the fast and continuing degradation of the environment, including extensive destruction of forests, in the South Asian region.