Environmental Sciences Europe

Table 6 Mann–Kendall test and Pettitt test on hydroclimatic parameters over the past period (1986(2014) and future period (2015–2100) at the Simenti station

From: Assessment of current and future trends in water resources in the Gambia River Basin in a context of climate change

	Mann–Kendall test				Pettitt test
	Kendall Tau	p-value (bilateral)	Alpha	Sen slope	Breakup date	p-value	Average before break	Average after breakage	Rate of change
1985–2014 (observed)	0.310	0.016	0.05	2.608	1993	0.003	95.6	166	73,1
1985–2014 (simulated)	0.166	0.205	0.05	1.101	1999	0.152	136	168	23,4
SSP 245	− 0.087	0.236	0.05	− 0.212	2057	0.653	89.5	83,9	-6,2
SSP 585	− 0.292	< 0.0001	0.05	− 0.698	2059	< 0.0001	100.7	62,5	-37,9

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