Paper Title
The Broker Types of Community Network for Carbon Emission Reduction in Khonkaen City, Thailand

Abstract
The objectives of this research was to study the broker types of community network for carbon emission reduction in Khon Kaen city, Thailand. Data were collected via in-depth interviews as well as by participatory and non-participatory observations with 24 key informants who were the community heads and members from 4 communities in KhonKaen city. Data analyses were content analysis with ATLAS. ti program and social network analyzed by UCI-net program. The results of the study indicated that there are three types of broker in theses network; One-broker, Dual-broker, and no broker in full network. The major role of the broker of community network is linked the network together by function of waste management committee. Keywords - Carbon Emission Reduction, Social Network, Community Network, Broker Type