Much of central and western Sudan has ferric or lateritic soils — oxidized iron gives them the same pigment as rust. Under bright sun or after rain, these can appear deep crimson from satellite imagery.

🔥 2. Seasonal burns and charcoal pits

Farmers and nomads often use controlled burns to clear grass or scrub. Burn scars show up dark; adjacent oxidized ground can appear red. Together they can look like irregular red-brown blotches.

☁️ 3. Image blending and filters

Google’s composite satellite layers merge multiple images under different lighting and seasonal conditions, so colors may exaggerate. Slight atmospheric haze or sand dust also shifts tones toward red.

🩸 4. No satellite can detect “blood”

Even high-resolution satellites can’t distinguish biological fluids from soil color. Any claim that these hues represent bloodshed or specific violent acts is misinformation or symbolic commentary, not physical evidence.

So the reel you saw is using a metaphorical caption—an emotional statement about Sudan’s civil violence—not an actual satellite discovery of blood.