You are already in communion with the earth and her passions; she is speaking to you through the environment.

Let fungi grow on you. You'll join the global mycelium network and be able to share electrical signals

detonate another Tsar Bomba, that will make them contact you.
https://en.wikipedia.org/wiki/Tsar_Bomba

Can you tell her (?) that she's breaking up and needs to fix the "communion" network protocol?

Percussive diplomacy, interesting

You can summon the Gaia Avatar by sacrificing the ten people responsible for the most environmental damage.

She says unfortunately you are the hardware that is breaking up :( She tried to keep you healthy, but you didn’t listen to her when she sent the wind to whisper her warning to you.

banger

Abolish animal agriculture as a gesture of good faith. The climate thanks you in advance

We don't negotiate with climate terrorists! Until the ecosystem stops their extreme events we will continue to ignore Global Warming and massive pollution.

When you actually have to agree to agree to nonviolence during the negotiations...

This is a hostage situation, your honor...