当人们把几十年前的气候报告与现在近几年的气候报告进行对比，人们很明显地

当人们把几十年前的气候报告与现在近几年的气候报告进行对比，人们很明显地发现现今的空气质量逐渐成下坡。再加上全球的温室效应，人们肆意排放的废气和有害气体一直停留在大气层中，使得人们的身体健康受到极大地威胁。

結果 (英文) 1:

When people report a few decades ago the climate compared with the climate is now reported in recent years, people clearly find today's air quality gradually into the downhill. Coupled with global warming, people and wanton discharge of harmful exhaust gases remained in the atmosphere, so that people's physical health is greatly threatened.

結果 (英文) 2:

When people compare climate reports from decades ago with climate reports from recent years, it is clear that today's air quality is falling. Coupled with the global greenhouse effect, people's wanton emissions and harmful gases have been stuck in the atmosphere, making people's health is greatly threatened.

結果 (英文) 3:

When people compare the climate reports of decades ago with those of recent years, it is obvious that the air quality is declining. Coupled with the global greenhouse effect, people's emissions and harmful gases have been staying in the atmosphere, making people's health greatly threatened.