¿por que hasta la década de 1990 ningún país había iniciado exploraciones en el ártico?

temperatures get warmer — and heatwaves are more common. nothing says summer like warm weather. this rise in temperatures is caused by the tilt of the earth's axis. our planet doesn't sit perfectly straight as it spins — it has a slight lean of approximately 23.5 degrees with respect to the sun, called the axial tilt.

explanation:

would the answer be physical geography and cultural geography i haven't studied geography but i searched it online and those are my answers.

hope this .

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