Sentence examples for global average concentrations from inspiring English sources

Aviation PM2.5 global average concentration increases to 0.018 μg/m at 2050 under the ref scenario; however, the Tech & Op and Alt Fuel scenarios yield lower global average concentrations of 0.008 μg/m and 0.006 μg/m, respectively, closer to the 2006 baseline level.

Over the last 150 years, the global average concentration of carbon dioxide in the Earth's atmosphere has increased to unprecedented dangerous levels and it continues to rise.

"Levels of greenhouse gases in the atmosphere reached new highs and in the northern hemisphere spring 2015 the three-month global average concentration of CO2 crossed the 400 parts per million barrier for the first time.

The global average concentration of carbon dioxide reached more than 395 parts per million last year, a 2.8 ppm increase over 2012 levels, according to the new report.

NOAA said the monthly global average concentration of CO2 had surpassed 400 parts per million for the first time.

Overall, the estimated population-weighted global annual average PM2.5 concentration rose slightly from 29 to 31 μg/m over this period.

Furthermore, the Lagrangian conservation property is imperative for CO2 because it is an abundantly existing tracer (the global average CO2 concentration was about 390 ppm for 2013) and the concentration changes that are analyzed are very small (no more than a few tens of ppm).

In 2006, the global average PM2.5 concentration from all sources is 11.49 μg/m.

The global average PM2.5 surface concentrations for each scenario are shown in Table 2.

Most climate models predict a three- to eight-degree rise in global average temperatures if atmospheric concentrations of greenhouse gases reach twice preindustrial levels, something that will happen by 2050 if current trends continue.

In both dry and wet seasons As concentrations in tidal channel water are higher than the global average river water As concentration of 0.83 μg/L [45].