Ecologists worry that the dwindling, fragile ecosystem of the sand dunes, on which only a few species of plants and animals are able to survive, is being ruined. And developers are beginning to wonder where their sand will come from when Israel’s supply runs out.
ऐसा लगता है कि ध्रुवीय रीछ का कोट इतना प्रभावकारी ऊष्मा - रोधी है कि जानवर से मुश्‍किल से बहुत ही कम ऊष्मा निकल पाती है ।