পরিবেশের ধারণা (Concept of Environment) মানুষ যেখানেই বাস করুক তাকে ঘিরে একটি পারিপার্শ্বিক অবস্থা বিরাজমান। প্রকৃতির সকল দান মিলেমিশে তৈরি হয় পরিবেশ। নদী, নালা, সাগর, মহাসাগর, পাহাড়, পর্বত, বন, জঙ্গল, ঘর, বাড়ি, রাস্তা-ঘাট, উদ…
There is, one knows not what sweet mystery about this sea, whose gently awful stirrings seem to speak of some hidden soul beneath; like those fabled undulations of the Ephesian sod over the buried Evangelist St. John. And meet it is, that over these sea-pastures
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There is, one knows not what sweet mystery about this sea, whose gently awful stirrings seem to speak of some hidden soul beneath; like those fabled undulations of the Ephesian sod over the buried Evangelist St. John. And meet it is, that over these sea-pastures
There is, one knows not what sweet mystery about this sea, whose gently awful stirrings seem to speak of some hidden soul beneath; like those fabled undulations of the Ephesian sod over the buried Evangelist St. John. And meet it is, that over these sea-pastures
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