an increasing trendp < 0.01
Lake area of Hulun (13.98 km 2 /year, p < 0.01) and Nanhaizi (0.002 km 2 /year, p < 0.01) exhibited an increasing trend, while Dalinor (−1.01 km 2 /year, p < 0.01), Chagannaoer (−0.18 km 2 /year, p < 0.01), Daihai, and Juyan (−0.19 km 2 /year, p < 0.01) lakes decreased.