An 8 km high plume was recorded from the southernmost major stratovolcano on the Kamchatka peninsula.
And take part in scientific experiment to PROVE that the leaking of harmful greenhouse gases in the Arctic can be slowed.
Ceremonial suit was embellished with decorations and left as a sacrifice for the gods by ancient bear cult polar people, say archeologists.
Worried about the rapid destruction of permafrost from global warming? Here's how you can counter it by restoring the woolly mammoth habitat.