By ROD ASURIN Kodao Productions TABUK CITY – Five tribes in upper Kalinga province declared opposition to large dam projects in two of the country’s cleanest bodies of water, the Saltan and Cal-oan (Mabaca) rivers. Around 200 representatives from the Salegseg, Poswoy, Dao-angan, Ab-aba-an and Mabaca tribes in Balbalan town and the Limos tribe in…