Val works as a paleoclimatologist in Alaska. While studying ice core samples, she identifies an increase in the isotopic ratio of oxygen 10,000 years ago. From this discovery, she knows that Earth's temperature at that time was____Aside from temperature, Val can also learn about___from the ice cores. Val's data suggests that she's uncovered a glacial climate for this time period. During a from the ice cores. Val's data suggests that she's uncovered a glacial climate for this time period. During a____sea level, compared to what she witnesses today.