The human race has had long experience and a fine tradition in surviving adversity. But we now face a task for which we have little experience, the task of surviving prosperity.
I really think more fledgling novelists - and many current and even established novelists - should get out into the real world and cover local politics, sports, culture, and crime and write it up on deadline.
Some plants are carnivores, gaining nutrients by eating various small insects and spiders. A well known example of a carnivorous plant is the Venus Flytrap.
Alkali metals such as sodium, potassium, rubidium, caesium and francium are extremely reactive elements, just putting them in water can result in an explosion! They are carefully stored in oil to prevent this happening.
While aluminum is the most common metal found in the Earth's crust, the most common metal found on Earth is iron, mostly because it makes up such a large part of the Earth's core.