Mavuto oteteza chilengedwe
Vuto losunga zachilengedwe The biosphere, chipolopolo chapamwamba cha Dziko lapansi, momwe chamoyo chilichonse chimakhalamo, chimapanga chilengedwe padziko lapansi. Amakhala ndi hydrosphere, m'munsi mwa thambo, kumtunda kwa lithosphere....