satellite image

UN-SPIDER webinar showcases methods to map burn severity after forest fire

Fire burning in northern New Mexico captured by the Operational Land Imager (OLI) on Landsat 8 in June 2013. Image: NASA.

At the end of April and the beginning of May 2020, Peten, the northern province or department of Guatemala, experienced severe forest fires that forced Guatemala’s National Coordinating Agency for Disaster Reduction (CONRED) to request the activation of the Inter

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Mon, 08/06/2020 - 12:33

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Geospatial Information Technology (GIT) in Fragile Contexts

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Geospatial Information Technology (GIT) in Fragile Contexts Logo. Image: UNITAR
This e-learning course was created as part of the

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UNITAR

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Investigating Time Series of Satellite Imagery

This is event is available for participation on an ongoing basis
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Evaluation of satellite imagery for an area over time can be used to identify trends and changes. This type of time series analysis can be used to assess forest disturbance,

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15/04/2019 to 17/04/2019

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NASA ARSET

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Planet joins International Charter “Space and Major Disasters” as approved data contributor

Flooding in Japan during July 2018 captured by PlanetScope. Image courtesy of Planet Labs, Inc CC-NC-BY

In May 2018, Planet joined the International Charter “Space and Major Disasters” as an approved data contributor, providing the Charter with 3.7 million Planetscope data from the largest fleet of miniature Earth imagery satellites operated by Planet. Planet's constellation of microsatellites will add to the Charter's ability to respond effectively to calls after major disasters worldwide.

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Fri, 24/08/2018 - 09:46

UN Environment and Google partnership to facilitate access to environmental information

Remnants of Lake Chad, February 2015. Image: Peter Prokosch/CC BY-NC-SA 2.0

UN Environment and Google announced a global partnership on 16 July 2018 which will see the launch of a platform to enable governments, NGOs and the public to monitor and respond to changes to the environment. Given that this

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Thu, 26/07/2018 - 09:40

RCMRD assessed the effects of drought to Ndakaini Dam in Kenya using Space Technology

Image courtesy of RCMRD

The problem of drought has been worsening in Kenya since last year and it has been declared a national disaster by the Kenyan president on 10 February 2017. The country has felt the effects of drought in many ways, ranging from crop failure, wildlife and herdsmen conflicts, people in need of food to water rationing.

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Tue, 07/03/2017 - 07:57

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NASA’s Images of change show human impact on Earth

Images courtesy of NASA.

NASA’s platform Images of Change has added new series of images that show how the mankind has changed the planet. The images were being captured over time and then compared; the changes can be seen clearly. They show e.g. shrinking glaciers, deforestation, urbanization, lake level fluctuations and other phenomenon.

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Sat, 04/02/2017 - 07:11

Open Data Program with special focus on disaster response launched

www.digitalglobe.com

DigitalGlobe, one the world’s leading providers of high-resolution Earth imagery, has launched an Open Data Program with special focus on disaster

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Fri, 03/02/2017 - 06:58

Algeria: Alsat-2A satellite imagery shows vegetation recovering after forest fires

Image of Aïn Témouchent province captured by Alsat-2A on 12 March 2015 (Image: ASAL)

Through satellite-bases research, the Algerian Space Agency ASAL has found a positive vegetation recovering of the forest areas located in the Aïn Témouchent province after the damages caused by wildfires in 2014.

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Fri, 17/04/2015 - 08:28

Referenced UN-SPIDER Regional Support Office: 

Website relaunch: Geospatial crop data for food policy

Geospatial crop data can help that local food production is optimised to meet demand (Image: FEMA Photo Library)

The International Food Policy Research Institute (IFPRI) and the International Institute for Applied Systems Analysis (IIASA) improved and relaunched an interactive website that delivers essential components for ensuring adequate, sustainable food production and food security through satellite-based maps.

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Fri, 10/04/2015 - 13:35

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