Table 2. Input parameters for simulations of REVEALS vegetation estimates.

		u	Zmax	R (m) of the first site		R (m)	n (pollen counts)
		(m/s)	(km)	rest of taxa	Picea, Alnus	second site	rest of taxa	Picea, Alnus
A	control *	3	60	1–1000	1–1000	–	100	100
	scenario	4	60	1–1000	1–1000	–	100	100
B	control *	3	1–1000	100	100	–	100	100
	scenario	4	1–1000	100	100	–	100	100
C	control	3	60	1–1000	1–1000	1–1000	100	100
	scenario *	3	60	100	100	1–1000	100	100
D	control *	3	60	100	100	–	100	100–1100
	scenario	3	60	100	1	–	100	100–1100

*) includes calculation of standard errors.

All calculations were performed with original PPEs (Table 1) using the Prentice model.