#upsctips

1 سلاسل التغريدات

[1/5] At the start of the 20th century, the mass of human-created stuff weighed in at 35 billion tons, or roughly 3 percent of global biomass. Since then, anthropogenic mass has gr...

IASbaba

@iasbaba123

#upsctips

هاشتاقات ذات صلة

نسخ سلسلة