'Overgrazing' diaporamas de présentation

CLIMATE AND LAND USE CHANGE IN PACIFIC MESOAMERICA

CLIMATE AND LAND USE CHANGE IN PACIFIC MESOAMERICA. CHALLENGES FOR CONSERVATION OF BIODIVERSITY AND SUSTAINABLE DEVELOPMENT. Content. The global picture Scenarios for Costa Rica and Central America What are the challenges for conservation? What are the opportunities for rational responses?.

1.28k views • 98 slides

Solutions to Environmental Problems Associated with Food Production

509 views • 34 slides

ECOLOGICAL SITES: DEVELOPMENT AND DESCRIPTION ESD Workshop Winnemuca NV 5 June 2012 Joel Brown

ECOLOGICAL SITES: DEVELOPMENT AND DESCRIPTION ESD Workshop Winnemuca NV 5 June 2012 Joel Brown USDA NRCS National Soil Survey Center / Jornada Experimental Range.

445 views • 33 slides

731 views • 32 slides

Africa Review

390 views • 25 slides

Anthropogenic Sources of Climate Change

Anthropogenic Sources of Climate Change. Major Anthropogenic Sources. CO 2 Aerosols Cement manufacturing Land use Ozone depletion Animal agriculture Deforestation. Fossil Fuel combustion and other human activities emit 30 Gigatons of CO 2 into the atmosphere annually

423 views • 23 slides

Soils

Soils. 3 characteristics of soil affect its value for farming and growing vegetation: Organic Content Mineral Content Soil Texture. 1. Organic Content

343 views • 23 slides

Time

Succession is the gradual process of community development. It involves species in one stage being replaced by different species. The time involved in succession is on a scale of tens, hundreds and thousands of years. Time.

341 views • 20 slides

National Parks

311 views • 19 slides

Issues in Animal Agriculture #4 Cattle and Rangeland

278 views • 15 slides

Savanna + Temperate Grassland

832 views • 15 slides

Irrigation

836 views • 13 slides

Soil Degradation

1.2k views • 13 slides

The Growing Desert

The Growing Desert. How desertification is affecting the continent of Africa. Desertification. Drought causes grasses to thin out in the Sahel. The bare dirt turns to dust. This process is called desertification.

260 views • 11 slides

Population Ecology

184 views • 10 slides

Effects of Human Activity on water

Effects of Human Activity on water. Copy the following chart on page 40. Effects of Human Activity on water. Overgrazing: when plants are exposed to intensive grazing for extended periods of time, or without sufficient recovery periods . Effects: Animals run out of crops

419 views • 10 slides

Overgrazing

Overgrazing. Wild Approximations. Use Python Conditional. if condition : statements. if condition : statements else : statements. if condition : statements elif condition : statements else : statements. Overgrazing. How to model population effects?

318 views • 10 slides