Indigenous communities gather at the Cuicuilco Pyramid site in Mexico City and carry out rituals, pleading for rain as the Latin American country sizzles amid soaring temperatures. Authorities have warned that the levels of several dams in the country are at alarming levels amid a drought, generating serious concern particularly for rural workers and Indigenous communities. "The problem is climate change has already hit us. It's hitting us hard and we aren't ready for it," says one participant in the rituals. IMAGES AND SOUNDBITES