Table 3.

Sensitivity analysis design and results.

Run	Factors				Reponses
	Recovered fertiliser, g/L (A)		Renewable energy, % (B)		GWPS1, kg CO2-eq	GWPS2, kg CO2-eq	GWPS3, kg CO2-eq
	low	high	low	high
	2.90	4.35	29.50	50.00
1	3.587		33.82		2.081	5.203	60.585
2	3.129		42.45		1.878	4.775	45.194
3	4.045		30.58		2.157	5.363	73.198
4	4.274		35.97		2.030	5.096	73.947
5	3.358		39.21		1.954	4.935	52.004
6	3.968		43.53		1.852	4.721	61.553
7	4.121		47.84		1.751	4.507	61.227
8	3.663		41.37		1.901	4.823	56.824
9	3.282		50.00		1.700	4.400	43.470
10	3.816		37.05		2.005	5.042	63.240
11	3.053		38.13		1.979	4.989	46.222
12	3.511		45.68		1.802	4.614	50.795
13	3.892		31.66		2.132	5.310	68.934
14	4.350		44.61		1.827	4.668	68.391
15	3.205		34.89		2.056	5.149	51.502
16	2.976		46.76		1.776	4.561	39.535
17	2.900		32.74		2.107	5.256	46.071
18	3.434		29.50		2.183	5.417	60.113
19	4.197		40.29		1.929	4.882	68.811
20	3.739		48.92		1.725	4.454	53.003