Land use
Energy
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BIOFUEL
BIOMASS
COAL
ISOTOPES
MAGMA
MELTDOWN
MINERAL
NATURAL
REMOVAL
RESOURCE
RESOURCES
Q | E | C | R | U | O | S | E | R |
M | N | W | O | D | T | L | E | M |
S | E | P | O | T | O | S | I | I |
S | S | S | A | M | O | I | B | N |
C | O | A | L | U | I | M | D | E |
X | L | A | R | U | T | A | N | R |
P | P | C | A | M | G | A | M | A |
R | E | M | O | V | A | L | O | L |
S | S | L | E | U | F | O | I | B |
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