Science: Land use

Energy

Land use
Energy

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BIOFUEL
COAL
ISOTOPES
KEROGEN
MAGMA
MELTDOWN
MINERAL
NATURAL
REMOVAL
RESOURCE
RESOURCES
R E M O V A L H E
M E L T D O W N L
I I S O T O P E S
N K Z O W Y U O M
E Z Q Z U F S X A
R N E G O R E K G
A B Q I Q K C U M
L C B C O A L E A
I N A T U R A L S
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