Sustainable development meets present needs without compromising the ability of future generations to meet their own needs. It ensures resources are used responsibly.
Analyze the significant changes in printing technology during 19th century in the world.
"ई काशी छोड़कर कहीं न जाएँ" बिस्मिल्ला खाँ के मन में काशी के प्रति विशेष अनुराग के क्या कारण थे ?