The supplied illustration shows the proportion of forested area in Australia, New Zealand, Brazil and Chile in 1990, 2005 and 2015. Overall, the forest coverage experienced a downward trend in Australia and Brazil, whereas it noticeably increased in New Zealand and Chile over the period.
In the first year, in 1990, Brazil had the most forested land at 62.2%, followed by New Zealand at 28.8% and Australia at 21.9%, while Chile got the lowest point, at 20.4%, which was approximately one- third of Brazil’s figure.
Fifteen years later, the situation changed significantly for Brazil, with its proportion plummeting to 57.5%. At the same time, New Zealand and Chile rose steadily, with the first reaching 31.0% and the second growing to 21.5%, while Australia saw a slight reduction of 0.6%.
In the final year of 2015, New Zealand and Chile continued an upward trend, ending at 32.3% and 22% respectively. However, Australia and Brazil experienced a decline, with the former falling moderately to 20% and the latter dropping by 3.7%.
To sum up, Brazil remained the country with the highest proportion of forested land despite significant declines throughout the given period.