Land use
Energy
Advertisements
Login to be the first to rate this puzzle!
BIOFUEL
BIOMASS
ISOTOPES
KEROGEN
MAGMA
MANTLE
MELTDOWN
MINERAL
NATURAL
REMOVAL
RESOURCE
RESOURCES
R | E | M | O | V | A | L | N | I |
M | E | L | T | D | O | W | N | S |
I | I | S | O | T | O | P | E | S |
N | B | I | O | F | U | E | L | A |
E | K | L | K | U | Q | A | E | M |
R | N | E | G | O | R | E | K | O |
A | M | G | A | M | D | C | T | I |
L | M | A | N | T | L | E | E | B |
T | N | A | T | U | R | A | L | S |
Advertisements
Advertisements