Complex sentence: Indications of these shifting conditions include ocean acidification, glacial melting, sea level rise, and increased intensity and occurrences of storm events which are already adversely affecting fishing industries, decimating coral reef habitat, and displacing peoples in low-lying and exposed coastal communities.
Split into simpler sentences: Indications of these shifting conditions include ocean acidification, glacial melting, sea level rise, and increased intensity and occurrences of storm events. These changes are adversely affecting fishing industries, decimating coral reef habitat, and displacing peoples in low-lying and exposed coastal communities.