for better research go to under NOAA - Climate.gov
This is a short paraphrased summary of the article about ice cores in that website.
Answer: Researchers in labs may melt or crush bits of the ice core a little at a time, each deeper layer shows the time in the Earth's climate history. Tiny pieces of pollution, metals, radoiactive fallout, pebbles, sea salt, volcanic ash and even air bubbles all present important information that researchers can look for to track changes in the atmosphere's composition and temperature.
The first one should be it
The main reason why it matters that there's a large gap between production and consumption of agriculture is that <span>. The agricultural imbalance threatens the stability and prosperity of the region" since this is a major source of income.</span>
Physical, Political, and Special purpose
Answer:
It’s almost impossible to ignore the impact that “soccer” has on different countries, around the world. In America, winning or losing a football match isn’t life or death. But the rest of the world feels differently. In fact, football — as it’s known everywhere else around the world — can mean life or death.
The influence of football on a country’s people doesn’t always result in a favorable outcome, though. In North Korea for example, the outcome is public shaming.