died fish in a dried up empty reservoir or dam due to a summer heatwave, low rainfall, pollution and drought in north karnataka,

arid beacons britain calamity change climate crisis dam dearth died disaster dried drought dry due earth ecology ecosystem empty famine fish global harmful heat heatwave hill hot india karnataka karnatakaindia lake land landscape level low natural nature north plant poison pollution rain rainfall reservoir river scarcity scenic shortage summer sun view warming water wave