In April 2026, which Indian city was officially awarded the title of 'India's First Net-Zero Transit City' by the Ministry of Housing and Urban Affairs?
The ratio of land to water on the whole Earth is 1 : 2 and in the Northern Hemisphere it is 2 : 3. What is the ratio of land to water in the Southern Hemisphere?
In April 2026, which global organization released the 'State of the World’s Forests' (SOFO) report emphasizing the impact of 'AI-monitored reforestation'?
In April 2026, which Indian city's metro rail system became the first in the world to be powered 100% by a combination of on-site solar and off-site green hydrogen?
In April 2026, which Indian state became the first to implement 'Vertical Forests' in all new government high-rise buildings to combat urban heat islands?
In April 2026, which country became the first to implement a 'Carbon-Neutral Airspace' by mandating 100% Sustainable Aviation Fuel (SAF) for all domestic flights?
In March 2026, which country launched the 'Solar-Wind Hybrid Grid', the first national-scale grid powered exclusively by fluctuating renewable sources without fossil fuel backup?