The impact of India’s drought, a remote volcanic eruption and an oasis in the Sahara and were among the images captured by European Space Agency and Nasa satellites last month
Stagnant lakes stretch east-west across the upper reaches of the Volga river delta in southern Russia. The lakes are trapped by sandy mounds, left behind after the Caspian Sea’s level rose then fell in the wake of the last ice age.
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Source: Guardian Environment