ecosystem
- विश्व
Shark population decreased drastically at global level in last 50 years : Study
New Delhi : Scientists have known for decades that individual shark species are declining, but a new study drawing on…
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नई दिल्लीः जलवायु परिवर्तन और मानव गतिविधि से प्रवाल भित्तियों पर खतरा बढ़ रहा है, जिससे उनकी ताकत और कमजोरियों…
Read More »New Delhi : Scientists have known for decades that individual shark species are declining, but a new study drawing on…
Read More »