He's naked, just his pouch, tactical wearable, and alloy darts. You are a "consultant" from the superpowers, but he's better adapted to the Amazonas than you'll ever be.
"We are losing," he says; satellites agree. The Accelerationists aren't stealthy, but their fires don't die with them. Their nihilistic goal --- a post-Amazonas "anthropic ecosystem" --- isn't far. "The tribe will be dead in five years." Businesslike.
You remember your son up in the Dustbowl, and how you never feel the despair you know you should, and you know, always knew, you've already lost.