Krishna Karra

satellite imagery and data reveal the breadth of destruction to military and civilian targets from the US-Israeli strikes

read here 🎁: www.bloomberg.com/graphics/202...

we analyzed how much cuba has dimmed since the oil blockade using night time satellite imagery. large population centers outside havana like holguin and santiago de cuba have dimmed by as much as 50%

with @wicary.bsky.social

read more here 🎁: www.bloomberg.com/graphics/202...

in the year 2026 i upgraded my GDAL version and am floored that i'm getting a time estimate for my gdal_translate command

Zillow Deleting Home Climate Risk Scores Reveals Limits of Flood, Fire Data Property owners and buyers need more information on climate dangers. But pinpointing them is hard, even for experts.

🆕➡️ Zillow last month removed property-level climate-risk scores from its listings. After a year of the US disappearing its data, this caused still more outrage from exhausted observers. However: This particular story is more complicated...
🎁🔗 www.bloomberg.com/news/article...

Here’s our story from last year about just how much two models purporting to measure the same risk can disagree. TL;DR, quite a lot: www.bloomberg.com/graphics/202...

we analyzed GPS interference that has been swirling around venezuela, impacting aviation and satellites in low earth orbit. the spike in GNSS noise coincides with military buildup in the region.

read more here (no paywall): www.bloomberg.com/graphics/202...

weirdly sharp snow line south of chicago, seen from sentinel-3 on nov 12

Satellite Images Reveal Scale of Melissa Destruction in Jamaica In one of the hardest-hit areas, at least three-quarters of buildings sustained severe damage.

Astonishing, tragic devastation in Jamaica from Hurricane Melissa. Satellite imagery, maps and accounts by @krishnakarra.bsky.social Christopher Cannon @laurenthal.bsky.social and Josh Saul
🎁🔗 www.bloomberg.com/graphics/202...

Satellite Images Reveal Scale of Melissa Destruction in Jamaica In one of the hardest-hit areas, at least three-quarters of buildings sustained severe damage.

we used satellite imagery to assess the scale of destruction in jamaica from hurricane melissa.

read here: www.bloomberg.com/graphics/202...

In light of the recent ceasefire between Israel and Hamas, we analyzed satellite imagery to map damaged buildings and refugee tents, revealing the hundreds of thousands of displaced Palestinians who have erected shelters along Gaza’s coastline.

read more: www.bloomberg.com/graphics/202...

we used four decades of Landsat imagery, from 1985-2025, to identify newly developed areas in the West Bank. our analysis shows that since Oct. 7, Israeli controlled areas have grown 5 times faster compared to the past two decades.

read more 🎁: www.bloomberg.com/graphics/202...

read our report which uses satellite imagery to map environmental catastrophe in gaza

with @denisedslu.bsky.social

🎁: www.bloomberg.com/graphics/202...

absolutely bonkers that shadows from two high res collects -- with nearly the same imaging geometry and nearly the same time -- can tell you something about oil stockpiles in Iran right now

🎁: www.bloomberg.com/news/feature...

Ukraine Rebuilds Its Energy Grid With Lessons From the Frontline Ukraine has rebuilt an energy grid that’s more resilient — and greener — than what it had before Russia’s invasion.

An analysis of satellite imagery found that Kharkiv City experienced a 94% drop in the intensity of nighttime lights in the autumn of 2024 vs three years before Russia’s invasion.

satellite imagery shows the extent to which ukraine's energy infrastructure has been affected by the war. but ukraine is adapting, by rebuilding in a greener and more decentralized way.

read our latest 🎁: www.bloomberg.com/graphics/202...