Table 2. Results of the computer modelling, in terms of Radiation absorbed by a person (R), energy budget of a person (S), and equivalent comfort class.

Species	Summer conditions				Spring conditions				Winter conditions
Species	t	R(W/m²)	S(W/m²)	Comfort Class ^*	t	R(W/m²)	S(W/m²)	Comfort Class^{* *}	t	R(W/m²)	S(W/m²)	Comfort Class ^{* * *}
Aesculus hippocastanum	.08	378	45	0	.08	363	.52	.1	.73	491	3	0
Juglans nigra	.09	380	47	0	.09	365	.51	.1	.72	488	1	0
Acer platanoìdes	.10	382	48	0	.10	367	.50	.1	.75	497	8	0
Platanus acerifolia	.11	383	49	0	.11	368	.49	0	.46	408	.63	.1
Elaeagnus angustifolia	.13	386	52	1	.13	371	.46	0	—	—	—	—
Betula pendula	.20	396	63	1	.20	382	.38	0	.52	430	.46	0
Carya ovata	.23	401	67	1	.23	387	.34	0	.66	470	.14	0
Populus tremuloides	.31	412	79	1	.31	400	.24	0	—	—	—	—
Gleditsia triacanthos	.38	422	89	1	.38	409	.16	0	—	—	—	—
(high estimate)	—	—	—	—	—	—	—	—	.85	528	33	0
(low estimate)	—	—	—	—	—	—	—	—	.48	414	.58	.1
Open	1.00	513	179	2	1.00	503	59	1	1.00	574	70	1

↵* 0 = person would prefer no change (comfortable), 1 = person would prefer to be cooler, 2 = person would prefer to be much cooler
↵* * 1 = person would prefer to be warmer, 0 = person would prefer no change (comfortable), 1 = person would prefer to be cooler
↵* * * 1 = person would prefer to be warmer, 0 = person would prefer no change (comfortable), 1 = person would prefer to be cooler