Giriraj Amarnath | Water, Land and Ecosystems

Giriraj Amarnath is the Research Group Leader for the Water Risks and Disasters (WRD) theme at the International Water Management Institute (IWMI). He specializes in monitoring floods and droughts, rapid emergency response mapping, remote sensing data and image processing, geographical information systems, satellite-based rainfall estimates, drought forecasting, hydrological modeling, flood forecasting and inundation modeling, weather-index insurance, food security, agricultural water management, climate change, and disaster risk management.

a.giriraj@cgiar.org

Content authored by Giriraj Amarnath

Blog Post
Blog Post
March 30, 2021
Why subseasonal weather forecasts are key to avoiding crop losses from droughts and floods
Researchers discuss the potential of subseasonal weather forecasting – and the important role it can play to optimize agricultural production and help reduce farmer vulnerability to climate-related disasters.
- Giriraj Amarnath
- Atul Kumar Sahai
Blog Post
Blog Post
August 04, 2020
Harvesting crop data from space to increase climate and nutrition security
Using technology and freely available real-time data, scientists develop a map combining climate and nutrition information to identify vulnerable farmers and regions, to better target solutions.
- Giriraj Amarnath
- Samantha Collins
Blog Post
Blog Post
April 27, 2020
When climate and Covid-19 collide: Ten steps to prepare South Asia
These steps will help preparing the region for disaster management to avoid collapse of medical, economic and food systems.
- Giriraj Amarnath
Blog Post
Blog Post
April 17, 2020
Satellite maps can help nations make critical food production decisions amid coronavirus
How cloud technology is being used to innovate new globally applicable decision support tools to maintain food production and minimize large-scale food waste, while still maintaining social distancing practices.
- Data based
- Map
Climate and Food Security Monitoring Bulletins - Sri Lanka
Risk and variability
October 20, 2019
These bulletins brings recent forecast data and monitoring information on irrigation, water, and food security to policy makers across Sri Lanka. Check back in for a new report every three months.
- Giriraj Amarnath
Blog Post
Blog Post
October 15, 2019
Time to double down on the triple win of disaster risk reduction
Climate related disasters are increasing at an alarming rate and adversely affecting human vulnerability and food security worldwide. But utilizing technology andlocal-level adaptation plans, backed by investment, partnerships and fortitude, are critical for readiness and mitigation.
- Giriraj Amarnath
- Mark Smith
Blog Post
Blog Post
September 30, 2019
Breaking silos in disaster management
With climate change upping the disaster scale in modern times, there is an urgent call for a proactive and collaborative approach between stakeholders, to manage and mitigate disasters more effectively
1 comment
Blog Post
Blog Post
December 12, 2018
Can resilience go digital?
With the right investments and partnerships, satellites can protect farmers from climate-related disasters.
- Giriraj Amarnath
CLIMATE COP24
Blog Post
Blog Post
July 03, 2018
It wasn’t raining when Noah built the Ark: Disaster Risk Management to save lives and money
The Asia Pacific is prone to climatic disasters, with floods and droughts causing loss of life, property and food. Being prepared to meet these disasters would improve people's resilience and livelihoods.
- Giriraj Amarnath
Blog Post
Blog Post
November 14, 2017
Flood insurance in the climate change era: can science and tech help women get a better deal?
As climatic extremes intensify unpredictably across the planet, the links between agriculture and gender are growing stronger. As are technologies used to assess the damage.
COP23
News
August 24, 2017
Getting a handle on drought surveillance
In order to be able to effectively respond to severe drought, governments need almost real-time data on moisture levels and vegetation. IWMI, through WLE and CCAFS, is providing this information to governments in South Asia.
- Giriraj Amarnath
- Nathan Russell
Lead Partner: International Water Management Institute (IWMI)
News
July 23, 2017
Farmers successfully enrolled in flood insurance program
Index Based Flood Insurance, developed with the help of IWMI scientists, has been successfully rolled out in Bihar, India.
- Giriraj Amarnath
Lead Partner: International Water Management Institute (IWMI)
Blog Post
Blog Post
May 28, 2017
High-tech insurance product holds promise for smallholders facing floods and droughts
Providing crop insurance for smallholder farmers has been difficult in the past, leaving them vulnerable to floods, droughts, and other disasters. Now, satellite technology opens the door for insurance companies to provide affordable, timely coverage, reducing farmers' risks.
- Giriraj Amarnath
The Economist Sustainability Summit: Technology and the race for resources
3 comments