We Need New Warning Systems to Save Lives during Climate Disasters

According to the United Nations, finding ways to warn communities about impending climate disasters could yield a tenfold return on investment by averting casualties.

These methods include location-based text messaging systems that can alert communities at risk of impending storms, floods, wildfires, and other extreme events from satellites that more accurately predict extreme weather events. It extends to

“Early warning systems are a proven and viable means of helping people adapt to climate change…in the event of extreme weather events such as storms and floods that are more intense and frequent than ever before. and by saving lives,” a UN official said this week. “And smart, innovative technologies are playing an increasingly important role in making them effective.”


In fact, according to the Technical Executive Committee of the United Nations Framework Convention on Climate Change, early warning systems are one of the most cost-effective adaptation tools for mitigating casualties from climate disasters around the world.

The return-on-investment calculation emerged from “in-depth” discussions between UN officials and climate officials in Rio de Janeiro last month. This follows United Nations Secretary-General António Guterres’ March 2022 directive to make disasters accessible to all of the world’s population. Early warning system by 2027.

Over the past decade, climate disasters have killed tens of thousands of people and cost trillions of dollars.

Economic losses from the world’s 10 worst natural disasters in 2022 will exceed $168 billion, according to a January report from British non-profit Christian Aid. Hurricane Ian alone made him $100 billion.

However, the number of deaths and displacement was much higher in developing countries. An analysis by Christian Aid found that 10 disasters last year claimed at least 3,275 lives and displaced tens of millions more from their homes.

For example, in Pakistan, extreme flooding caused by monsoon rains has killed nearly 1,740 people and displaced 7 million people from their homes, a study by Christian Aid found.

Post-disaster scientific assessments have found that climate change contributes to the intensity of rainfall and flooding (climate wire, September 16, 2022). Pakistan also noted that she is investing in early warning technology through her $120 million World Bank grant issued in 2016 to support the country’s Sindh province. bottom.

UN officials say 7 million people in the state are now receiving more accurate and timely warning notifications. However, a post-flood scientific report states: [2022] Floods and large amounts of water could have severely limited the effectiveness of early warnings, even if systems were in place. ”

A recent meeting of the UN Technical Executive Committee identified five innovations that could improve early warning systems. They contain artificial intelligence. [for] Better planning, location-based cell phone and texting capabilities. ”

Additionally, the agency recommended further leveraging the “Internet of Things” to “increase the effectiveness of early warning systems in human settlements, both in public and private buildings.” A prime example of such a system is in South Africa. In South Africa, a networked electronic warning system reduces wildfire risk by providing live monitoring and text alerts to residents.

Reprinted from E&E News with permission of POLITICO, LLC. Copyright 2023. E&E News provides essential news for energy and environmental professionals.

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