March 1, 2002 A Romantic Swim From The March-April 2002 Issue Published in the March-April 2002 print issue in the Alumni section. Most popular Harvard Faculty Group Proposes Limits on A Grades The grade inflation measure requires a full faculty vote, expected in the spring. How Our Planet’s Trees Use Carbon From the Amazon rainforest to shrubs planted around city streets, trees influence the earth’s temperature. FAS Announces New Endowment for Ph.D. Candidates A $50 million gift from alumni donors aims to protect research opportunities amid political uncertainty Explore More From Current Issue Research Is Ultraprocessed Food Really That Bad? A Harvard professor challenges conventional wisdom. Alumni A Congenial Voice in Japanese-American Relations Takashi Komatsu spent his life building bridges. Research Why Humans Walk on Two Legs Research highlights our evolutionary ancestors’ unique pelvis.