Ecological Processes

Table 3 Magnitudes and trends of the environmental variables from 1979 to 2014 in regions with different plant functional types (PFTs)

From: The effects of multiple environmental factors on global carbon allocation

PFTs (area percentage, unit:%)	Magnitude				Trend
PFTs (area percentage, unit:%)	CO₂ (ppm)	Prec (mm yr⁻¹)	Tair (^oC)	Swd (W m⁻²)	CO₂ (ppm yr⁻¹)	Prec (mm yr⁻¹)	Tair (^oC yr⁻¹)	Swd (W m⁻² yr⁻¹)
ENT (13.4)	365.26	824.6	2.8	147.73	1.73^**	− 1.48^**	0.03^**	0.094^**
EBT (13.1)		2304.5	23.7	213.2		10.88^**	0.009	-0.34^**
DNT (0.9)		423.65	-8.2	122.28		− 0.74	0.039^*	0.085^*
DBT (6.4)		1207.8	18.16	209.33		2.20^**	0.012^**	0.00
SHB (15.9)		415.62	17.51	247.12		2.48^**	0.02^**	-0.09^**
C3 (13.1)		667.86	14.07	217.67		0.26	0.03^**	0.01
C4 (10.8)		1042.6	26.43	240.63		2.32	0.02^**	-0.13^**
TDR (12.2)		559.65	-6.51	124.7		0.11	0.04^**	0.00
CROP (14.2)		881.03	15.92	197.13		1.49^**	0.02^**	-0.02

CO₂ atmospheric CO₂ concentration; Prec precipitation; Tair: air temperature; Swd: incident shortwave radiation; ENT evergreen needleleaf tree; EBT evergreen broadleaf tree; DNT deciduous needleleaf tree; DBT deciduous broadleaf tree; SHB shrub; C3 C3 grass; C4 C4 grass; TDR tundra; CROP C3 crop
^**Highly significant change (p < 0.01)
^*Significant change (p < 0.05)

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