英文關鍵字
activist
activities
adult
asian
backpack
big
biological
biologist
biology
botanist
change
climate
concept
conservation
conservationist
crops
data
digital
environmental
expertise
exploring
female
flora
foliage
forest
global
green
growing
hiking
learning
lifestyle
lush
middle-aged
natural
nature
note
notepad
observing
one
outdoor
people
person
photosynthesis
plants
process
pursuit
research
scientist
tablet
trees
volunteer
warming
wild
women
working