Alpine Cold Vegetation Response to Climate Change in the Western Nyainqentanglha Range in 1972–2009

Table 1

Distribution and change of the fraction of vegetation cover in each elevation zone of the study area from 1977 to 2010.

Elevation (m)	30/09/1972	14/09/1991	30/08/2009	1972–1991	1991–2009	1972–2009
	FV (%)	FV (%)	FV (%)	ΔFV (%)	ΔFV (%)	ΔFV (%)
>6000	0	0	0	0	0	0
5800–6000	0.17	3.72	7.04	3.55	3.32	6.87
5600–5800	2.6	7.82	13.04	5.22	5.22	10.44
5400–5600	8.4	15.01	21.91	6.61	6.9	13.51
5200–5400	16.59	25.8	33.92	9.21	8.12	17.33
5000–5200	22.34	35.1	44.29	12.76	9.19	21.95
4800–5000	27.45	40.20	48.59	12.75	8.39	21.14
4600–4800	25.27	38.59	48.88	13.32	10.29	23.61
4400–4600	22.84	39.23	45.5	16.39	6.27	22.66
4200–4400	29.07	48.5	53.04	19.43	4.54	23.97