In fact, there's every reason to think that they'll only get worse, and that's what it would look like if things just stayed the same, at the same linear rate, over the next 20 years.
Vastupidi - võime eeldada, et olukord halveneb. Niimoodi see läheks, kui olukord jääks samasuguseks ja süveneks järgmised 20 aastat samasuguse trendiga.