- Theearthlikeaselflessmother,alwaysgiveustheresources.Butbecauseofhumangreed.Thedesertificationlandareaexpandsunceasingly,thenationaldesertificationsoilareahasreached262squarekilometers,andtheexpandedatanannualrateof2460squarekilometers.Grasslanddegra...
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- Theuniverseismysterious,anditisunbelievablethatthevastuniversecreateslifewithmaterial.InthestudyofMarx'sphilosophy,weknowthatmatteristhesourceoftheworld,andthematerialunityoftheworldisthecornerstoneofthephilosophyofMarx.Andthispassageinterpretsus...
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