1) insolation per area: insolation per area: lower at poles 2.4 - - PowerPoint PPT Presentation

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Apr 19, 2023 348 likes •436 views

1) insolation per area: insolation per area: lower at poles 2.4 times lower at poles higher at equator than at equator zenith su sun ra rays ys co come me in para rallel Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a

SLIDE 1

SIO15: Topic 15: The Atmosphere and Climate

1) insolation per area: lower at poles higher at equator

su sun ra rays ys co come me in para rallel

zenith

Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a Pl Planet

insolation per area: 2.4 times lower at poles than at equator

SLIDE 2

SIO15: Topic 15: The Atmosphere and Climate

1) insolation per area: lower at poles higher at equator

sun rays come in parallel

zenith

Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a Pl Planet

insolation per area: 2.4 times lower at poles than at equator

SLIDE 3

SIO15: Topic 15: The Atmosphere and Climate

1) insolation per area: lower at poles higher at equator

sun rays come in parallel

zenith

Marshak: Earth, Portrait of a Planet

insolation per area: 2.4 times lower at poles than at equator

SLIDE 4

SIO15: Topic 15: The Atmosphere and Climate

su sun ra rays ys co come me in para rallel

zenith

Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a Pl Planet

2) Earth’s rotation axis is tilted 23.5º

SLIDE 5

SIO15: Topic 15: The Atmosphere and Climate

su sun ra rays ys co come me in para rallel

zenith

Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a Pl Planet

3) summer: axis tilted so that N pole facing sun

SLIDE 6

SIO15: Topic 15: The Atmosphere and Climate

su sun ra rays ys co come me in para rallel

zenith

Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a Pl Planet

4) winter: axis tilted so that N pole away from sun

SLIDE 7

SIO15: Topic 15: The Atmosphere and Climate

su sun ra rays ys co come me in para rallel

zenit h

Ma Marsh rshak: k: Ea Eart rth, Po Port rtra rait of a Pl Planet

5) if summer in N. hemisphere

> winter in S. hemisphere

and vice versa

SLIDE 8

SIO15: Topic 15: The Atmosphere and Climate

1) Earth’s rotation axis is tilted 2) tilted axis orbits Sun sun in zenith at different times (+/- 23.5º N/ S) local insolation changes throughout the year