Automatic monitoring 1 Automatic monitoring-system Carbon 1 Cloud servers 1 Electric energies 1 Energy conservation 1 Energy technologies 1 Environmental management 1 Environmental technology 1 Green environmental protection 1 Green lightings 1 Green street lamp lighting 1 Low carbon economy 1 Management 1 Monitoring 1 Remote control 1 Renewable energy resources 1 Street lamps 1 Street lighting 1 Sustainable development 1 Zigbee 1