Hunga Tonga is one of a million submarine volcanoes that erupt violently once a millennium; do the emitted gases impact the Earth's climate?
Humans are taking Earth for granted to face the biggest environmental challenge our species has ever encountered; that is global warming.
We see our Red neighbor glowing in the sky, hoping it would be our safe refuge; this is how decision makers racing to study Mars think.
Although Interstellar is a science-fiction movie, it does not depart from reality entirely; it introduces people to Theoretical Physics.
In April, the world watched sadly as Notre Dame Cathedral in Paris burnt for hours. Like millions of people, I felt saddened but also thought of Egypt's lost architectural heritage.
What if we do not stop CO2 emissions in the atmosphere?