>photosynthetic machinery in tropical trees begins to fail averages approximately 46.7 °C >have midday peak temperatures of approximately 34 °C during dry peri

>photosynthetic machinery in tropical trees begins to fail averages approximately 46.7 °C >have midday peak temperatures of approximately 34 °C during dry periods, with a long high-temperature tail that can exceed 40 °C So basically they have found absolutely nothing of concern