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