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2Q21

Maya Water Purification

Maya Water Purification
Lives on in today’s water treatment plants

Earthquake Early Warning

Earthquake Early Warning
A smartphone app for California quakes

Kola Superdeep

Kola Superdeep
The deepest hole on Earth

Cycling Milanković

Cycling Milanković
He mapped the frequency of Ice Ages

Earth’s Odd Orbit

Earth’s Odd Orbit
Three variations in the way we spin

Astronaut Geology Camp

Astronaut Geology Camp
Lunar rockhounds

The Original Moon Shot

The Original Moon Shot
“One giant leap for mankind”

Solar Superstorm

Solar Superstorm
100th anniversary of a 100-year storm

Topping Off Everest

Topping Off Everest
It just got taller

Farming the Seas

Farming the Seas
For sustainable harvests

Ocean Giants

Ocean Giants
Kelp forests are the sequoias of the seas

A Really Odd Mammal

A Really Odd Mammal
The fluorescent platypus

The Value of Snowpack

The Value of Snowpack
Mountains are nature’s water towers

Keyword list

atmosphere
birds
bugs
carbon
climate
deep Earth
dinosaurs
droughts
early life
Earth facts
earthquakes
Earth's crust
elements
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extinction
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tsunamis
glaciation
history
hominids
humans
mammals
microbes
minerals
ocean
plants
pollution
rock types
satellites
soil
space
surface failure
technology
volcanoes
water
wonders
4Q18
3Q18
2Q18
1Q18
4Q17
3Q17
2Q17
1Q19
2Q19
3Q19
4Q19
mysteries
reptiles
1Q19
1Q20
2Q20
3Q20
4Q20
1Q21
2Q21
3Q21
4Q21
1Q22
fish
2Q22
3Q22
4Q22

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