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четверг, 16 августа 2018 г.

Land is Sliding, Tell Us Where!

Summer in

the northern hemisphere brings monsoon season, causing heavy

rains and flooding that trigger landslides. Next time you see a landslide in

the news, online, or in your neighborhood, submit it to our citizen science

project Landslide

Reporter
to build the largest open global landslide catalog and help

us and the public learn more about when and where they occur.


Rainfall is the most common cause

of landslides.


After a storm, the soil and rock on a slope can become saturated with water and

begin to slide downwards, posing a danger to people and destroying roads,

houses and access to electricity and water supplies.


image

We have been monitoring rainfall from

space for

decades
.


Orbiting

the Earth right now, the Global Precipitation Measurement (GPM)

mission is a group of 10 satellites that measure rain, snow, sleet and other

precipitation worldwide every three hours. This data tells us where and when heavy

rain is falling and if it could lead to disasters.


image

What can rainfall data tell us

about landslides?


We’re

using GPM data to understand where and when landslides are happening. A global

landslide model
uses information about the environment and rainfall

to anticipate where landslides are likely to happen anytime around the world

every three hours.


image

To improve the global

landslide model
and other landslide research, NASA is looking for

citizen scientists like you!


If you find a landslide reported online or in your neighborhood, you can provide

the event details in Landslide Reporter, our citizen

science project.


image

Your

detailed reports are added into an open global landslide inventory

available at Landslide Viewer. We use

citizen science contributions along with other landslide data to check our prediction

model so we can have a better picture of how rainfall, slope steepness, forest

cover, and geology can trigger a landslide.


image

Because the data is open, anyone

can use the data for research or response
.


When you report a landslide, you improve our

collection of landslide data for everyone.


Help

support landslide efforts worldwide by contributing to Landslide

Reporter
, and you can help inform decisions that could save lives

and property today! Learn more about the project at https://landslides.nasa.gov. You

can also follow the project on Twitter and Facebook.


Make sure to follow us on Tumblr for your regular dose of space: http://nasa.tumblr.com.


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