Changes in Stomatal Conductance, Transpiration and Water Use Efficiency of Ten Species Experienced in High CO2 Concentrations in Biosphere 2 Photosynthetic Responses to Light Intensity in Intact Leaves of Some Coastal Desert and Tropical Rain Forest Plant Species in Atmospheres with Different CO2 Concentrations The response on dark respiration of some tropical rain forest and coastal desert plant species to the elevation of CO 2 concentrations