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