Volcano
Acid rain
Glacier
Factory
Harvest
Effect
Trap
Pollution
To erupt
Atmosphere
Radiation
Building
Machines
Damage
Caused
Around
Measurement
Mountain
explode
Nuclear
Reaction
Contains
Complete
Correct
Plants
Action
Grown
Surface
Rainforests
Grass
Activity
Winter
Fields
System
Irrigation
Ordinary
Protect
Process
Eruption
Crater
Below
Secondly
Describe
Process
Order
Sequence
Work
Able
Greenhouse