Nowadays, abundance of wastes, like discard tires, and heavy metal ions contaminants, like Hg (II) ions, in water sources are big challenges for mankind.
In the future, food science will be called upon to address a number of challenges for mankind, including sustainability and nutrition security, longevity and health, food safety and defense, and an ever changing 'farm-to-fork' continuum.
Due to rapid industrialization and increasing human population, the stress on natural resources is increasing and their conservation is one of the major challenges for mankind.
It will be a significant challenge for world conscience that as world oil, coal, mineral, timber, agricultural and water reserves are depleted, there will be increasing pressure to commercially exploit common heritage of mankind areas.
The text declares climate change a common and urgent challenge for all of mankind, and sets targets and objectives to reduce greenhouse gas emissions, some of which objectives are weaker, and some stronger, than those that have come before.
Global navigation has been a challenge to mankind for centuries.
