Christopher Boucek 1973-2011

In Memoriam: Christopher G. Reuther, 1973–2007

If you've ever flipped through this journal and been stopped by a compelling image that you had to examine or an intriguing layout that drew you into an article you might otherwise have skipped, chances are good that it was due to the talents of our colleague and friend Christopher Reuther. For 11 years, Chris created news stories, images, and layouts for EHP. His sudden death on April 24 at th...

بررسی روند تغییرات پوشش اراضی شهر اراک دورۀ زمانی 2011 -1973

در دهه‌های اخیر، مسائل گسترش شهری و تغییرات پوشش اراضی، از موضوعات مهم در مقیاس ملی و جهانی بوده است که برای شناخت ماهیت، ابعاد و کارکردهای عوامل و فرایندهای پیش گفته، تکنیک‌های مختلفی به کار گرفته شده است که در این میان تکنولوژی سنجش از دور به دلیل تولید تصاویرماهواره‌ایباقدرتتفکیکطیفیو مکانیبالا، به‌عنوانوسیله‌ای کارآمد برایآشکارسازیو ارزیابیتغییرات شناختهشدهاست. تحقیق حاضر از نوع توصیفی و اک...

Christopher Love

12.091 Medical Geology/Geochemistry: Element Report IAP 2006, 01/30/2006 Christopher Love Introduction If you have ever looked carefully at your commercial container of salt sitting in the cupboard, then you have noticed that it is iodized. Have you ever wondered what that means, or why it is mentioned? The simple answer to these questions is that a form of the element, iodine, is added to the ...

Christopher Elliott

Has Uganda experienced any stalled fertility transitions? Reflecting on the last four decades (1973–2011)

BACKGROUND Persistent high fertility is associated with mother and child mortality. While most regions in the world have experienced declines in fertility rates, there are conflicting views as to whether Uganda has entered a period of fertility transition. There are limited data available that explicitly detail the fertility trends and patterns in Uganda over the last four decades, from 1973 to...