“a decreasing trend”

The pollutant concentration shows a decreasing trend from 2017 to 2021, and the main pollutant was particulate matter.

From the source equivalent emissions, all four sources of pollution equivalent emissions showed a decreasing trend: from 2002 to 2007, agricultural solid waste > agricultural fertilizer > rural life > livestock and poultry farming; and from 2008 to 2019, agricultural solid waste > rural life > agricultural fertilizer > livestock and poultry farming.

As shown in Figure 5 , the carbon emissions transfer from the pilot areas of the Shanxi, Jiangsu, Anhui, Fujian, Jiangxi, Guizhou, Shaanxi, and Ningxia chemical industries showed a decreasing trend from 2007–2012 and an increasing trend from 2012–2017 after the implementation of the pilot carbon trading policy.

In this study, we observed a decreasing trend in the PM 2.5 concentrations on the pedestrian road with increasing wind velocity, regardless of the planting type.

Overall, the CV values of the four subsystems presented a decreasing trend from 2011 to 2020 with fluctuations, indicating that the differences in the scores of the four well-being subsystems became narrow.

The annual prevalence across years had a decreasing trend of unemployment over time stated Näsi et al., [ 19 ] whereas the prevalence of sickness absence had more variation, with a stable disability pension.

Lutein had the highest carotenoid content in D1-Pe, which showed a decreasing trend.

In the case of finerenone treatment (1 mg/kg), a decreasing trend was obvious for these parameters of LV diastolic dysfunction; however, there was no observable change in the case of eplerenone (100 mg/kg).

In parallel, the amount of chlorophyll (Chl) did not change significantly between the LL- and HL-treated plants during the eight-day Cold + HL experiment, although a decreasing trend was observed ( Figure 3 ; a significant “PAR” effect was observed only in the HL experiment, Supplementary Table S2 ).

Moreover, a decreasing trend has also been observed in India and Southeast Asian countries, where a decrease in irradiation of up to 40% to 60% is experienced during the wet season.

The vessel number showed a decreasing trend in both groups.

Since the 1990s, the age-standardized incidence rate has been showing a decreasing trend in men and an increasing trend in women, especially in European countries and in some developed countries, such as Japan.

The P-wave velocity of the samples in the dry and natural state does not show a decreasing trend in velocity after the second and third microwave irradiation.

From the TCI value variations, it can be seen that the parameter has a decreasing trend versus the dissolution time.

While we found stimulation of biomass production for NaCl variants, there was a decreasing trend of the biomass with increasing salt concentration for Na 2 SO 4 and mixture variants, showing the possible different pathways initiated by Cl − and SO 4 2− .

As shown in Figure 7 , there is a decreasing trend in the number of users who used 2G and 3G as their access methods.

In stage III, the b -value showed a decreasing trend, and at the last stage when the failure was about to occur, the b -value dropped sharply and the b -value curve was sparse.

With the increase of deformation temperature, the volume fraction of Copper texture shows a decreasing trend, which is 9.52% at 400 °C but 0.75% at 475 °C.

The SGR dynamics indicate a decreasing trend, correlated with the increasing dynamics of food conversion ratio (FCR), a situation manifested especially during the last 5 days of the experimental trial ( Figure 2 ).

Moreover, the setting times of the concrete specimens using IHB and type III showed a decreasing trend at all curing-temperature conditions.

%, the P cv showed a decreasing trend, whereas when the EP content further increased from 1 to 2 wt. %, P cv increased slightly.

As shown in Figure 6 , the addition of SBS to the modified asphalt binders containing 6% processed oil resulted in a decreasing trend in G* sin δ values, with decreases of 67%, 62%, and 44% for SBS contents of 5%, 10%, and 15%, respectively.

The compressive strength of the NRL-FN without and with BLF showed a decreasing trend in the first 12 weeks but became constant or even increased (such as in the case of 10 phr of BLF in NRL-FN).

However, with further increases in ethanol concentration, a decreasing trend was observed.

After feeding for 3 months, compared with the baseline, the prevalence of all types of malnutrition in all groups showed a decreasing trend.