Figure 1.
The effect of temperature and DTR on the vector parameters and relative vectorial capacity ().
Top row: n, , and
; bottom row:
,
, and
. Average daily temperature (the horizontal axis) and DTR (the vertical axis) both have units of °C. The color bar on the right side of each graph describes the value of the parameter. A higher
corresponds to a greater dengue epidemic potential.
Figure 2.
The effect of DTR on global dengue epidemic potential ().
A) Using only monthly T. B) Using monthly T and DTR. For each location (0.5×0.5 degree), the is averaged over the highest three consecutive months of the year from 1980 to 2009. The color bar describes the values of the
.
Figure 3.
Global maps of dengue epidemic potential () for the highest three consecutive months of the year.
A) Present (1980–2009) (same as Fig. 2B). B) Future (2070–2099) under RCP8.5 from five global climate models. In A) and B), DTR was included. The color bar describes the values of the .
Figure 4.
Global maps of dengue epidemic potential using annually averaged .
A) Present scenario (1980–2009). B) Future scenario (2070–2099) under RCP8.5 from five global climate models. In A) and B), DTR was included. The color bar describes the values of .
Figure 5.
Trend of global dengue epidemic potential () for the highest three consecutive months of the year.
Differences in averaged based on 30 year averages of temperature and DTR. A) Differences between 1980–2009 and 1901–1930. B) Differences between 2070–2099 and 1980–2009. The mean value of
was averaged from five global climate models under RCP8.5. The color bar describes the values of the
.
Figure 6.
Trend of annually averaged global dengue epidemic potential ().
Differences in based on 30-year averages of temperature and DTR. A) Differences between 1980–2009 and 1901–1930. B) Differences between 2070–2099 and 1980–2009. The mean value of
was averaged from five global climate models under RCP8.5. The color bar describes the values of the
.