The study disagrees with other recent researches which predicted tree species’ extinctions
45
relatively small increases in global average air temperatures.
Study co-author Dr Simon Lewis (UCL Geography) said the
46
were good news for Amazon tree species, but warned that drought and over-exploitation of the forest remained major
47
to the Amazon’s future.
Dr Lewis said: “The past cannot be compared directly with the future. while tree species seem likely to
48
higher air temperatures than today, the Amazon forest is being transformed for agriculture and
49
, and what remains is being degraded by logging, and increasingly split up by fields and roads.
“Species will not move as freely in today’s Amazon as they did in previous warm periods, when there was no human
50
. Similarly, today’s climate change is extremely fast, making comparisons with slower changes in the past
51
.”
“With a clearer
52
of the relative risks to the Amazon forest, we
53
that direct human impacts -- such as forest clearances for agriculture or mining -- should remain a key point of conservation policy. We also need more aggressive
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