Taking the environment's pulse: NERC Planet Earth
Sier, A. (2014). Taking the environment's pulse. Planet Earth, Summer 2014, p28-29. NERC.
sum14-pulse.pdf — PDF document, 237 KB (243569 bytes)
Long-term observation of our ecosystems is critical for us to understand environmental change. ECN's Andy Sier looks back on the contribution of 20 years of observation and research by the Environmental Change Network.