Simplify the following text for a Grade 7 native English-speaking person.
Original: 80 % of plants are pollinated by living things , and only 20 % use abiotic ( non-living ) pollination . Of these abiotic pollinations , 98 % is done by wind and just 2 % by water .
Simplified: Of the 20 % of abiotically pollinated species , 98 % is by wind and 2 % by water .