Describe the day of June 21 at the North Pole in terms of daylight and darkness

(science)

On June 21, as seen from the North pole ...

- - the sun has been up, and it's been light outside,

for the past three months ... ever since March 21.

- - The sun won't set, and it won't be dark outside,

for another three months ... until September 21.

- - Here at the North pole, it stays daylight for six months straight.

Today, on June 21, we're exactly halfway through the period of

continuous daylight.