Environment and Natural Resources

An online crossword puzzle with 10 words. Play it free at AgileCrosswords.com.

Clues

• gas which causes acid rain
• overuse of resources leads to its _______.
• Store house of useful materials in nature
• A green house gas
• A better way of saving paper
• Ultimate source of energy
• Methane is a ____________.
• It affect the monuments and plants.
• A non renewable resource
• a step to conserve resources

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