acre
agricultural
agriculture
ambition
ambitious
appear
arise
assertiveness
beginning
born
botany
break through
corn
crop
develop
development
ecology
energy
environment
evolution
field
food
force
fresh
green
ground
grow
hope
leaf
life
nature
new
optimism
optimist
optimistic
plant
power
seed
small
spring
start
startup
strength
summer
sun
sustainability
vegetation
young