A system for measuring gas flux, comprising: a measurement subsystem configured to measure environmental data associated with measuring the gas flux, wherein the measurement subsystem comprises at least two measurement devices , each measurement device including a software clock and a hardware clock ; and a processing unit in signal communication with the measurement subsystem, wherein the processing unit is configured to: receive a master clock signal from a global positioning system, GPS, module communicatively coupled to the processing unit; transmit a Precision Time Protocol PTP, clock synchronization signal that is based on the master clock signal over a packet-switched network to each of the at least two measurement devices included in the measurement subsystem, wherein the software clocks are synchronized to the master clock signal via the PTP clock signal transmitted over the packet-switched network, and wherein the hardware clocks are synchronized based on the synchronized software clocks ; receive the environmental data from each of the at least two measurement devices included in the measurement subsystem, wherein the environmental data is associated with the at least two hardware clocks and wherein the received environmental data is synchronized in time, and calculate the gas flux based on the environmental data received from the measurement subsystem. a measurement subsystem configured to measure environmental data associated with measuring the gas flux, wherein the measurement subsystem comprises at least two measurement devices , each measurement device including a software clock and a hardware clock ; and a processing unit in signal communication with the measurement subsystem, wherein the processing unit is configured to: receive a master clock signal from a global positioning system, GPS, module communicatively coupled to the processing unit; transmit a Precision Time Protocol PTP, clock synchronization signal that is based on the master clock signal over a packet-switched network to each of the at least two measurement devices included in the measurement subsystem, wherein the software clocks are synchronized to the master clock signal via the PTP clock signal transmitted over the packet-switched network, and wherein the hardware clocks are synchronized based on the synchronized software clocks ; receive the environmental data from each of the at least two measurement devices included in the measurement subsystem, wherein the environmental data is associated with the at least two hardware clocks and wherein the received environmental data is synchronized in time, and calculate the gas flux based on the environmental data received from the measurement subsystem. receive a master clock signal from a global positioning system, GPS, module communicatively coupled to the processing unit; transmit a Precision Time Protocol PTP, clock synchronization signal that is based on the master clock signal over a packet-switched network to each of the at least two measurement devices included in the measurement subsystem, wherein the software clocks are synchronized to the master clock signal via the PTP clock signal transmitted over the packet-switched network, and wherein the hardware clocks are synchronized based on the synchronized software clocks ; receive the environmental data from each of the at least two measurement devices included in the measurement subsystem, wherein the environmental data is associated with the at least two hardware clocks and wherein the received environmental data is synchronized in time, and calculate the gas flux based on the environmental data received from the measurement subsystem. <EOS>