e-Kalvi Editorial Team, Author at e-Kalvi

மனித இனத்திற்கு ரெட் அலர்ட் 2030-க்குள் புவி வெப்பநிலை 1.5 டிகிரி செல்சியஸ் உயரும் அமெரிக்கா, துருக்கி , பொலிவியா …

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