Sentences with phrase «where ozone concentrations»

Klingberg said: «The results show that the risk of ozone damage to plants is greatest in central Europe where ozone concentrations are high and climatic conditions promote uptake of ozone through the stomata.

Not exact matches

The ozone hole is the region where concentrations drop below 220 DU.

The «cloud» is a three - dimensional representation of where the concentration of ozone is a high 0.14 parts per million.

Gary Cohen, president and founder of the Massachusetts - based nonprofit Health Care Without Harm, said in a telephone interview that the risks of climate change to both the health of U.S. citizens and the U.S. health care delivery system is profound, particularly in urban areas, where warming average temperatures are exacerbated by the heat island effect and high concentrations of other air pollution like ozone and particulate matter.

# 157, Alastair, I am not keen on Tropopause heights because they cause a warming below, it is rather tropopause heights are higher because it is warmer below, there is also tropopause inversions triggered by higher Ozone concentrations, at the point where the tropopause starts you will invariably find the beginning of much higher ozone concentratOzone concentrations, at the point where the tropopause starts you will invariably find the beginning of much higher ozone concentratozone concentrations.

We all know there's a «hole» in the ozone layer — a section of the atmosphere over Antarctica where the concentration of ozone is a lot lower than it should be.

That increase will have a disproportionately large impact on vegetation because ozone concentrations in many locations will rise above the critical level where adverse effects are observed in plants and ecosystems.

But the team also measured ubiquitous daytime concentrations of iodine and bromine oxides in the layer of the troposphere where most ozone loss occurs.

Not surprisingly, highly populated regions such as the Los Angeles, Riverside and Houston areas, where the climate is sunny for much of the year and the air mass is relatively stable, had the highest average concentrations of ozone, ranging from 62.5 to 104 ppb.