What belongs in the blank space following chemical equation for the dunning of fossil fuels?

What is the smell of orchid? Is there a coffee substitute without barley? Is jasmine a weed? Hallmark has a line of cards that is made of recyclable materials and has flower seeds pressed into the paper so once a person has read the card they can plant it. With this new product line Hallmark? Anyone ever get flu like symptoms from poison oak sumac rash? Why do farmers and gardensers use pesticides? Where are red peppers from? Is kelp poisonous to dogs? What is the mature size of the Rose Pogonia? Austrian pine trees do not have pine cones how do they seed? Which biome would mostly have mosses and lichens as plants? Where can you buy Stamen-It? Can golden bamboo palm grow is Sydney? Is the ponytail palm tree poisonous to cats? Do pear trees have long roots? What is special about palm trees habitat? Is cacti has fleshy stem? Why don't coniferous trees change color? What is the landscape of guadeloupe? What are the types of subspecies in lemurs?

What belongs in the blank space following chemical equation for the dunning of fossil fuels?