Cretaceous Orbitoidal Formanifera from the Gulf States and Central America
نویسندگان
چکیده
منابع مشابه
the role of russia in transmission of energy from central asia and caucuses to european union
پس ازفروپاشی شوروی،رشد منابع نفت و گاز، آسیای میانه و قفقاز را در یک بازی ژئوپلتیکی انرژی قرار داده است. با در نظر گرفتن این منابع هیدروکربنی، این منطقه به یک میدانجنگ و رقابت تجاری برای بازی های ژئوپلتیکی قدرت های بزرگ جهانی تبدیل شده است. روسیه منطقه را به عنوان حیات خلوت خود تلقی نموده و علاقمند به حفظ حضورش می باشد تا همانند گذشته گاز طبیعی را به وسیله خط لوله مرکزی دریافت و به عنوان یک واس...
15 صفحه اولPublic Diplomacy and its Institutions in United States of America
Although, once, in the far past, sending gifts and missionaries was called a type of public diplomacy, today it is manifested as academic disciplines, policy making institutions, and multi-purpose organizations. The most important institutions of these kinds, now, exist in the US, whose purpose is to promote the politics of this country as Public Diplomacy and to follow local and international ...
متن کاملMexico: Caught Between the United States and Central America
Mexico, the southernmost country of North American, borders the northern countries of Central America, Guatemala, and Belize. However, the main flows of Central American nationals headed to the United States usually cross Mexico's border with Guatemala. The most trafficked part of the border is along the Mexican state of Chiapas, a predominantly agricultural and impoverished area home to a larg...
متن کاملPoverty among Hispanic Women in the United States of America between 2005 and 2010
Poverty is a widespread problem not only inflicting poor nations, but also nations like the United States of America. In the history of the United States, women and racial minorities had always been persistently struggling with poverty. This paper intends to investigate poverty among Hispanic women between 2005 and 2010 and identify and analyze the relevant contributing factors. Within this per...
متن کاملA gigantic bird from the Upper Cretaceous of Central Asia.
We describe an enormous Late Cretaceous fossil bird from Kazakhstan, known from a pair of edentulous mandibular rami (greater than 275 mm long), which adds significantly to our knowledge of Mesozoic avian morphological and ecological diversity. A suite of autapomorphies lead us to recognize the specimen as a new taxon. Phylogenetic analysis resolves this giant bird deep within Aves as a basal m...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Proceedings of the National Academy of Sciences
سال: 1932
ISSN: 0027-8424,1091-6490
DOI: 10.1073/pnas.18.10.611