Yoohyun Jung, SF Chronicle

Yoohyun Jung

SF Chronicle

Honolulu, HI, United States

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Recent:
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Past:
  • SF Chronicle
  • Honolulu Civil Beat
  • Arizona Daily Star
  • AZPM
  • Arizona Daily Sun
  • OpenNews Source

Past articles by Yoohyun:

Before and after images show incredible impact of storms on California reservoirs

The storm series starting on New Year's Eve made observable impacts on the reservoirs' storage. → Read More

California reservoir levels: Charts show water supply across the state

California's ongoing drought has significantly reduced the state's water supply. These charts show how much water is stored across 15 of the biggest reservoirs. → Read More

These are the fastest growing languages in the Bay Area

More than 3 million people in the Bay Area speak languages other than English at home. → Read More

This map shows where it rained hardest in California this week

An atmospheric river has fueled a series of storms across the state. → Read More

Did the California exodus continue in 2022? Here’s latest population data

The U.S. population grew slightly from 2021 to 2022, while California’s did not. → Read More

Here’s how much SF Bay Area home prices have fallen from the 2022 peak

SF metro area home prices have fallen for six consecutive months. Here’s just how far off the market is from peak values. → Read More

Here’s where California reservoir levels stand after December’s storms

December started with winter storms across California, and while the rain is good news, data shows storage levels at supply reservoirs have not budged much. → Read More

Trash in Yosemite got inspected this fall. These are the most common — and weirdest — items found

Thousands of pounds of litter are left in Yosemite National Park each year.... → Read More

California was in exceptional drought a year ago. After recent rains, where are we now?

California’s drought situation is better this year compared with the same time last year. Data shows the state was experiencing more extreme drought conditions last fall. → Read More

Heat is expected to get far more brutal in certain parts of California. People are still moving there in droves

Climate change projections show temperatures could rise by nearly 9 degrees Fahrenheit across California if greenhouse gas emissions continue. Populations have grown fast in parts of the state that would experience the highest increases. → Read More

California's greenhouse gas emissions rose in 2021, new data says. Here's how it happened

Large facilities in California released 94 million metric tons of carbon dioxide in 2021, up from 92 million in 2020 causing a spike in greenhouse gas emissions. → Read More

Drug overdose deaths in California are skyrocketing, as the fentanyl crisis reaches beyond San Francisco

California drug overdose deaths linked to fentanyl increased, but it wasn’t just SF contributing to that spike. Smaller and more rural counties of the state saw a rise. → Read More

How dangerous is Lake Tahoe? These are the 10 most common — and deadly — accidents

Annually, some of the millions of visitors to Lake Tahoe crash their boats, fall into the water or even drown. Data about the accidents show exactly what happens. → Read More

Southern California wastes a lot of water despite historic drought. But it can teach the Bay Area one big lesson

The Bay Area has generally been among the best regions in California at water... → Read More

This part of California was once an agricultural powerhouse. Now, it’s ‘just a wasteland’

Farming data show the drought is taking a serious toll. → Read More

Scientists are listening to blue whales off California's coast. Here’s what their songs reveal

Blue whales are back hanging out off of California’s coast and acoustic ecology is revealing that they are even more sophisticated than previously thought. → Read More

Amid drought, some California communities are forced to rely on hauled-in or bottled water. This map shows where

Small and rural communities are more vulnerable to drought. → Read More

California wildfires have been large, but the size isn't the only thing that matters.

Some of the largest wildfires in recent U.S. history have happened in California in the past few years. But the largest fires aren't always the most destructive. The Chronicle analyzed the burn severity of the major fires in 2021 to see how they differed in severity. → Read More

These charts show how California is generating energy differently than a decade ago

How California produces electricity looks far different now than 10 years ago as it... → Read More

Why toxic algae blooms are on the rise across California — and expected to get worse

Harmful algal blooms are natural parts of the ecosystem, but they can also release toxins... → Read More