### Instruction:

Extract the cause and effect entities from the following sentence:
Linked to the requirement for earth system modeling to incorporate land cover change, the decline in land suitability due to soil erosion, acidification and salinization also need to be taken into account (Ramankutty et al

### Assistant:

VARIABLE: salinization
KEYWORD: due to
AND: and
CAUSE_1: soil erosion
CAUSE_2: acidification
CAUSE_3: salinization
EFFECT_1: also need to be taken into account
CONDITION: also need to be taken into account
NOT_RELEVANT: (Ramankutty et al.

