The contaminant has been linked to the deaths of more than 300 children in Africa and Asia
The agreement will enable greater cooperation in the power sector among South Asian countries. It is expected to improve power availability in the entire Saarc region and would facilitate integrated operation of the regional power grid.
The next South Asian Association For Regional Cooperation summit will be held in Islamabad, Pakistan, Nepal's Prime Minister Sushil Koirala and incumbent chair of the regional bloc announced here.
The two-day summit concludes Thursday after the Kathmandu Declaration is read out by Koirala.
"We have successfully held the summit," Koirala said during his speech at the closing ceremony.