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Which of the following organization is concerned with environmental issues?а) OICb WMO© d) IPCCHints; পরিবেশ বিষয়ক সংস্থা Iritergovernmerital Panel on Clirtate Change (IPCC প্রতিষ্ঠিত হয়।20 |
Answer» OPTION a US CORRECT..... |
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