Checkpoint Science (Biology) | The Planet Revision Note
CAIE Checkpoint Science – Biology: The Planet — covers renewable and non-renewable fuels, land changes from farming and mining, sea pollution from oil spills, atmospheric issues like greenhouse effect, acid rain, and ozone depletion, with causes, environmental impacts, and global responses.
باز نشر محتواها در فضای مجازی، ممنوع است.

باز نشر محتواها در فضای مجازی، ممنوع است.