1. A logging company plants two acres of land with
trees for every one acre of forest it removes -B. using resources sustainably-
2. Julia uses old glass jam jars as pots for
her plants-C. recycling resources-
3. Jackson installs a solar-powered water heater
to supply his house with hot water-A. using renewable resources-
B
The other problems are not as easily solved; whereas, data collection over long periods of time is possible and was already done in the past, eg temperature and weather patterns. Therefore, this is the easiest limitation to overcome.
Substrate
activate site
product
Streams or rivers form when water that does not find an underground aquifer, drains off the land by either seeping through the soil or spilling over the surface into the river or stream bed.
A decomposer.
I hope this helps you, and have a good night! :D