Recent Posts by Eric
The past year registered record-shattering global temperatures. People around the world are already witnessing epic heat waves, wildfires and drought at 1.1 degrees C (2 degrees F) of global warming, compared to pre-industrial averages. With current policies putting the world on ...
This summer the Northern Hemisphere has been so hot with record temperatures — including at sea — that discussions have turned to the limits of human survival. Even in the Antarctic, sea ice is failing to re-form, a drastic departure ...
Climate change is impacting cities and their residents in many profound ways, from poor air quality to flooding to biodiversity loss and extreme heat. Now, with the help of a new tool, select cities can access localized, integrated data to ...
Costa Rica is world-renowned for its biodiversity, and eco-tourism is a large contributor to the national economy and local livelihoods. Many visitors may catch only a glimpse of Costa Rica’s cities through a car window while being whisked between the ...
Remote sensing has revolutionized how we measure and understand the Earth. We can now track deforestation across the globe, predict end-of-season crop yields and identify wildfires in near real-time. But exploration into its possibilities for urban areas has only just begun. ...
For years, city governments in the United States have taken the lead on committing to climate action, with more than 165 cities aiming for 100% community-wide clean energy. But whether ambitious goals translate to ambitious action is another question altogether, and ...
Between the 1918 flu pandemic and the 2020 COVID-19 crisis, our ability to understand the effects of infectious diseases has increased exponentially. Networked personal devices and automated sensors are now ubiquitous, not to mention communications technologies like the internet that ...
The global battle against climate change will take place in the world’s buildings. Buildings produce nearly 40% of global energy-related emissions. And while the latest research shows the world needs to reach net-zero-carbon emissions by 2050, the concept of a “zero-carbon building” ‒ one ...
Getting to a net-zero-carbon energy system is essential. It will be a major effort, one that requires significant investment in new low-carbon infrastructure, from renewable power plants to electric vehicles, efficient appliances and better constructed buildings. While very few countries are on track, China, Costa ...
Among cities with the highest rates of outward expansion are coastal cities that are extremely vulnerable to flooding from sea level rise and storm surges. Map by Resource Watch Urban expansion and sea level rise are combining to increase the ...
Tamil Nadu state in south India suffers from seasonal extremes in water availability. Sometimes there is too much water, and in other seasons not enough. Chennai, the coastal capital of 10 million people, experienced a “Day Zero” crisis this summer, ...
Summertime often means soaring, dangerous temperatures. Recent heat waves in Europe brought government warnings, power plant shutdowns, restrictions on automobile use, heat stroke and deaths. But misery in Europe and elsewhere is compounded by the chemistry of how emissions from ...
The previous Map of the Month showed the power of accessibility data – comparing average travel time to different services in Mexico City – as a proxy to understand inequality in cities. But similar analyses can also help us to ...
In Mexico City, someone living in one of the wealthiest neighborhoods has 28 times better access to jobs in a 30-minute trip by public transit and walking than someone living in the poorest areas. Twenty-eight times. And this says nothing ...
Cities can choose how they grow by directing investment and policies in specific ways. Those cities that have more upward growth relative to outward growth, for example, are better able to provide services and opportunities to their residents because development ...
